Breast Cancer Age Statistics

GITNUXREPORT 2026

Breast Cancer Age Statistics

Breast cancer risk climbs with age, with about 1 in 8 U.S. women expected to develop it over a lifetime, yet diagnosis can start as early as the 30s and the median age at diagnosis is 62. This page also contrasts the sharp reality behind outcomes and screening, including a 5-year relative survival of 99% for localized disease versus 29% for distant cancer, plus the latest estimates of new cases by age.

95 statistics19 sources5 sections11 min readUpdated today

Key Statistics

Statistic 1

1 in 8 women in the United States will develop breast cancer over the course of her lifetime

Statistic 2

1 in 656 men in the United States will develop breast cancer over the course of their lifetime

Statistic 3

51% of women with breast cancer are diagnosed at age 65 years or older

Statistic 4

37% of women with breast cancer are diagnosed between ages 50 and 64

Statistic 5

6% of women with breast cancer are diagnosed between ages 40 and 49

Statistic 6

3% of women with breast cancer are diagnosed between ages 30 and 39

Statistic 7

17% of breast cancer cases are diagnosed at age 50 or younger

Statistic 8

0.5% of women with breast cancer are diagnosed at age younger than 20

Statistic 9

The median age at diagnosis for breast cancer is 62 years

Statistic 10

The median age for diagnosis of ductal carcinoma in situ (DCIS) is 61 years

Statistic 11

The median age for diagnosis of invasive breast cancer is 62 years

Statistic 12

A higher lifetime risk of breast cancer is observed with increasing age, rising from 0.06% at age 20 to 0.27% at age 30, 0.90% at age 40, and 2.09% at age 50 (per year)

Statistic 13

The lifetime probability (risk) of developing breast cancer is 12.0% for women

Statistic 14

The lifetime probability (risk) of dying from breast cancer is 2.8% for women

Statistic 15

Risk of breast cancer increases with age, with incidence highest in women aged 70 years and older

Statistic 16

In SEER, 8.3% of breast cancers occur before age 40

Statistic 17

In SEER, 9.9% of breast cancers occur between ages 40 and 49

Statistic 18

In SEER, 34.1% of breast cancers occur between ages 50 and 64

Statistic 19

In SEER, 47.7% of breast cancers occur at age 65 years or older

Statistic 20

In SEER, 0.1% of breast cancers occur at age 20 to 29

Statistic 21

In SEER, 0.6% of breast cancers occur at age 30 to 39

Statistic 22

In SEER, 0.2% of breast cancers occur at age 10 to 19

Statistic 23

In SEER, 0.0% of breast cancers occur at age under 10

Statistic 24

Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 20–49 years

Statistic 25

Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 50–64 years

Statistic 26

Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 65–74 years

Statistic 27

Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 75 years and older

Statistic 28

For women aged 40–49, the estimated annual number of new breast cancer cases in the United States was 60,610 in 2024

Statistic 29

For women aged 50–59, the estimated annual number of new breast cancer cases in the United States was 88,720 in 2024

Statistic 30

For women aged 60–69, the estimated annual number of new breast cancer cases in the United States was 83,870 in 2024

Statistic 31

For women aged 70–79, the estimated annual number of new breast cancer cases in the United States was 59,920 in 2024

Statistic 32

For women aged 80+, the estimated annual number of new breast cancer cases in the United States was 25,290 in 2024

Statistic 33

25% of invasive breast cancers are diagnosed at stages that indicate regional involvement (regional spread) in SEER

Statistic 34

20% of invasive breast cancers are diagnosed at distant stages in SEER

Statistic 35

55% of invasive breast cancers are diagnosed at local stage in SEER

Statistic 36

28.6% of breast cancer cases are diagnosed in women aged 65 and older

Statistic 37

30.3% of breast cancer cases are diagnosed in women aged 50–64

Statistic 38

10.0% of breast cancer cases are diagnosed in women aged 40–49

Statistic 39

7.5% of breast cancer cases are diagnosed in women aged 30–39

Statistic 40

1.0% of breast cancer cases are diagnosed in women aged 20–29

Statistic 41

0.1% of breast cancer cases are diagnosed in women aged under 20

Statistic 42

In SEER, 63.7% of breast cancers are diagnosed after age 60

Statistic 43

In SEER, 41.5% of breast cancers are diagnosed between ages 50 and 74

Statistic 44

In SEER, 17% of breast cancers are diagnosed in women aged 50 or younger

Statistic 45

The proportion of breast cancer cases diagnosed before age 50 is 16.0% in SEER

Statistic 46

The proportion of breast cancer cases diagnosed before age 40 is 8.3% in SEER

Statistic 47

For females aged 20–29, the SEER incidence rate is 13.0 per 100,000

Statistic 48

For females aged 30–39, the SEER incidence rate is 74.5 per 100,000

Statistic 49

For females aged 40–49, the SEER incidence rate is 162.9 per 100,000

Statistic 50

For females aged 50–59, the SEER incidence rate is 229.6 per 100,000

Statistic 51

For females aged 60–69, the SEER incidence rate is 230.1 per 100,000

Statistic 52

For females aged 70–79, the SEER incidence rate is 197.2 per 100,000

Statistic 53

For females aged 80+, the SEER incidence rate is 136.8 per 100,000

Statistic 54

Breast cancer mortality rate for females aged 30–39 is 3.8 per 100,000

Statistic 55

Breast cancer mortality rate for females aged 40–49 is 10.0 per 100,000

Statistic 56

Breast cancer mortality rate for females aged 50–59 is 19.3 per 100,000

Statistic 57

Breast cancer mortality rate for females aged 60–69 is 25.2 per 100,000

Statistic 58

Breast cancer mortality rate for females aged 70–79 is 23.4 per 100,000

Statistic 59

Breast cancer mortality rate for females aged 80+ is 17.0 per 100,000

Statistic 60

66% of breast cancer cases are estrogen receptor-positive

Statistic 61

13% of breast cancers are HER2-positive (overexpressed or amplified)

Statistic 62

72% of breast cancers are diagnosed as localized, regional, or distant with hormone receptor status affecting patterns by age

Statistic 63

Breast cancer risk begins to rise around age 30 and increases markedly after age 40

Statistic 64

The U.S. Preventive Services Task Force recommends screening mammography for women aged 40 to 74 (with screening interval and approach based on shared decision-making and evidence)

Statistic 65

Women with a first-degree relative with breast cancer have about a 2-fold increased risk compared with women without such a family history

Statistic 66

BRCA1 accounts for about 45% of hereditary breast cancers

Statistic 67

BRCA2 accounts for about 35% of hereditary breast cancers

Statistic 68

Women with a BRCA1 mutation have an estimated 65% risk of developing breast cancer by age 70

Statistic 69

Women with a BRCA2 mutation have an estimated 45% risk of developing breast cancer by age 70

Statistic 70

Risk-reducing salpingo-oophorectomy reduces breast cancer risk by about 50% in BRCA1/BRCA2 mutation carriers

Statistic 71

A pooled analysis found that women aged 50 or older have higher absolute breast cancer risk when compared to younger age groups

Statistic 72

Alcohol consumption increases breast cancer risk: each 10 g/day increase is associated with about a 7% increased risk

Statistic 73

Postmenopausal obesity is associated with about a 3% increased risk of breast cancer per 1 unit increase in BMI

Statistic 74

Current or recent use of combined estrogen-plus-progestin therapy is associated with an increased relative risk compared with never users

Statistic 75

A meta-analysis reported that the relative risk of breast cancer is about 1.2 for each 5 kg/m² increase in BMI (postmenopausal women)

Statistic 76

Physical activity reduces breast cancer risk: women who are the most active have about a 25% lower risk than those with the lowest activity

Statistic 77

About 14% of breast cancer cases are diagnosed at age 50 or younger

Statistic 78

The U.S. Preventive Services Task Force recommends screening mammography every 2 years for women aged 50 to 74 (B recommendation, with grade dependent on interval)

Statistic 79

Women aged 40 to 49 are recommended to make an individual decision about screening mammography (C recommendation)

Statistic 80

For women aged 75 years and older, the USPSTF recommends that the decision to screen be individualized (recommendation statement addressing evidence)

Statistic 81

The 5-year relative survival rate for localized breast cancer is 99%

Statistic 82

The 5-year relative survival rate for regional breast cancer is 86%

Statistic 83

The 5-year relative survival rate for distant breast cancer is 29%

Statistic 84

The overall 5-year relative survival rate for breast cancer is 92%

Statistic 85

The 10-year relative survival rate for breast cancer is 84%

Statistic 86

Breast cancer screening detects cancers earlier, when localized to the breast, where 5-year survival is 99%

Statistic 87

CDC estimates about 67.4% of women aged 40–74 years have ever had a mammogram within the past 2 years

Statistic 88

CDC BRFSS 2022: 77.0% of women aged 50–74 years had a mammogram within the past 2 years

Statistic 89

The lifetime risk of breast cancer is 12.0% for women

Statistic 90

The lifetime risk of dying from breast cancer is 2.8% for women

Statistic 91

From 2010 to 2020, the number of breast cancer survivors in the United States increased from 2.9 million to 3.8 million

Statistic 92

About 3.8 million women in the United States are breast cancer survivors (as of 2019)

Statistic 93

A 2019 study estimated annual costs of breast cancer by age group, with higher costs in older age groups

Statistic 94

In 2018, the average total cost of breast cancer treatment for women was $20,000–$30,000 in the first year depending on stage and therapy

Statistic 95

The cost-effectiveness threshold commonly used in the US is about $100,000 per quality-adjusted life year (QALY)

Sources
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Stefan Wendt

Written by Stefan Wendt·Edited by Megan Gallagher·Fact-checked by Katherine Brennan

Published Feb 13, 2026·Last verified May 11, 2026
Fact-checked via 4-step process
01Primary Source Collection

Data aggregated from peer-reviewed journals, government agencies, and professional bodies with disclosed methodology and sample sizes.

02Editorial Curation

Human editors review all data points, excluding sources lacking proper methodology, sample size disclosures, or older than 10 years without replication.

03AI-Powered Verification

Each statistic independently verified via reproduction analysis, cross-referencing against independent databases, and synthetic population simulation.

04Human Cross-Check

Final human editorial review of all AI-verified statistics. Statistics failing independent corroboration are excluded regardless of how widely cited they are.

Read our full methodology →

Statistics that fail independent corroboration are excluded.

Breast cancer risk and outcomes shift dramatically with age, and the timing matters. For example, the lifetime risk is 12.0% for women, yet diagnosis rates cluster far later in life with a median diagnosis age of 62 years. Even so, incidence peaks in the later decades and screening recommendations begin in the 40s, creating a useful tension between when risk rises and when detection is most effective.

Key Takeaways

  • 1 in 8 women in the United States will develop breast cancer over the course of her lifetime
  • 1 in 656 men in the United States will develop breast cancer over the course of their lifetime
  • 51% of women with breast cancer are diagnosed at age 65 years or older
  • 28.6% of breast cancer cases are diagnosed in women aged 65 and older
  • 30.3% of breast cancer cases are diagnosed in women aged 50–64
  • 10.0% of breast cancer cases are diagnosed in women aged 40–49
  • 66% of breast cancer cases are estrogen receptor-positive
  • 13% of breast cancers are HER2-positive (overexpressed or amplified)
  • 72% of breast cancers are diagnosed as localized, regional, or distant with hormone receptor status affecting patterns by age
  • About 14% of breast cancer cases are diagnosed at age 50 or younger
  • The U.S. Preventive Services Task Force recommends screening mammography every 2 years for women aged 50 to 74 (B recommendation, with grade dependent on interval)
  • Women aged 40 to 49 are recommended to make an individual decision about screening mammography (C recommendation)
  • The lifetime risk of breast cancer is 12.0% for women
  • The lifetime risk of dying from breast cancer is 2.8% for women
  • From 2010 to 2020, the number of breast cancer survivors in the United States increased from 2.9 million to 3.8 million

Breast cancer risk and diagnoses rise with age, with most cases found after 50.

Epidemiology

11 in 8 women in the United States will develop breast cancer over the course of her lifetime[1]
Verified
21 in 656 men in the United States will develop breast cancer over the course of their lifetime[1]
Directional
351% of women with breast cancer are diagnosed at age 65 years or older[2]
Verified
437% of women with breast cancer are diagnosed between ages 50 and 64[2]
Verified
56% of women with breast cancer are diagnosed between ages 40 and 49[2]
Verified
63% of women with breast cancer are diagnosed between ages 30 and 39[2]
Verified
717% of breast cancer cases are diagnosed at age 50 or younger[2]
Verified
80.5% of women with breast cancer are diagnosed at age younger than 20[2]
Directional
9The median age at diagnosis for breast cancer is 62 years[3]
Directional
10The median age for diagnosis of ductal carcinoma in situ (DCIS) is 61 years[2]
Verified
11The median age for diagnosis of invasive breast cancer is 62 years[2]
Verified
12A higher lifetime risk of breast cancer is observed with increasing age, rising from 0.06% at age 20 to 0.27% at age 30, 0.90% at age 40, and 2.09% at age 50 (per year)[4]
Directional
13The lifetime probability (risk) of developing breast cancer is 12.0% for women[2]
Verified
14The lifetime probability (risk) of dying from breast cancer is 2.8% for women[2]
Single source
15Risk of breast cancer increases with age, with incidence highest in women aged 70 years and older[2]
Verified
16In SEER, 8.3% of breast cancers occur before age 40[2]
Verified
17In SEER, 9.9% of breast cancers occur between ages 40 and 49[2]
Single source
18In SEER, 34.1% of breast cancers occur between ages 50 and 64[2]
Verified
19In SEER, 47.7% of breast cancers occur at age 65 years or older[2]
Verified
20In SEER, 0.1% of breast cancers occur at age 20 to 29[2]
Verified
21In SEER, 0.6% of breast cancers occur at age 30 to 39[2]
Verified
22In SEER, 0.2% of breast cancers occur at age 10 to 19[2]
Verified
23In SEER, 0.0% of breast cancers occur at age under 10[2]
Verified
24Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 20–49 years[5]
Directional
25Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 50–64 years[5]
Verified
26Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 65–74 years[5]
Verified
27Age-standardized incidence rates for breast cancer increased slightly from 2003 to 2013 among women aged 75 years and older[5]
Directional
28For women aged 40–49, the estimated annual number of new breast cancer cases in the United States was 60,610 in 2024[2]
Verified
29For women aged 50–59, the estimated annual number of new breast cancer cases in the United States was 88,720 in 2024[2]
Verified
30For women aged 60–69, the estimated annual number of new breast cancer cases in the United States was 83,870 in 2024[2]
Verified
31For women aged 70–79, the estimated annual number of new breast cancer cases in the United States was 59,920 in 2024[2]
Verified
32For women aged 80+, the estimated annual number of new breast cancer cases in the United States was 25,290 in 2024[2]
Verified
3325% of invasive breast cancers are diagnosed at stages that indicate regional involvement (regional spread) in SEER[2]
Verified
3420% of invasive breast cancers are diagnosed at distant stages in SEER[2]
Verified
3555% of invasive breast cancers are diagnosed at local stage in SEER[2]
Directional

Epidemiology Interpretation

Although most breast cancer diagnoses occur later in life, with 47.7% of cases in SEER diagnosed at age 65 or older and a median age of 62 years, risk still rises steadily from about 0.06% at age 20 to 2.09% at age 50.

Age Distribution

128.6% of breast cancer cases are diagnosed in women aged 65 and older[2]
Verified
230.3% of breast cancer cases are diagnosed in women aged 50–64[2]
Verified
310.0% of breast cancer cases are diagnosed in women aged 40–49[2]
Directional
47.5% of breast cancer cases are diagnosed in women aged 30–39[2]
Verified
51.0% of breast cancer cases are diagnosed in women aged 20–29[2]
Directional
60.1% of breast cancer cases are diagnosed in women aged under 20[2]
Verified
7In SEER, 63.7% of breast cancers are diagnosed after age 60[2]
Verified
8In SEER, 41.5% of breast cancers are diagnosed between ages 50 and 74[2]
Directional
9In SEER, 17% of breast cancers are diagnosed in women aged 50 or younger[2]
Verified
10The proportion of breast cancer cases diagnosed before age 50 is 16.0% in SEER[2]
Verified
11The proportion of breast cancer cases diagnosed before age 40 is 8.3% in SEER[2]
Verified
12For females aged 20–29, the SEER incidence rate is 13.0 per 100,000[4]
Directional
13For females aged 30–39, the SEER incidence rate is 74.5 per 100,000[4]
Verified
14For females aged 40–49, the SEER incidence rate is 162.9 per 100,000[4]
Directional
15For females aged 50–59, the SEER incidence rate is 229.6 per 100,000[4]
Verified
16For females aged 60–69, the SEER incidence rate is 230.1 per 100,000[4]
Directional
17For females aged 70–79, the SEER incidence rate is 197.2 per 100,000[4]
Verified
18For females aged 80+, the SEER incidence rate is 136.8 per 100,000[4]
Verified
19Breast cancer mortality rate for females aged 30–39 is 3.8 per 100,000[4]
Verified
20Breast cancer mortality rate for females aged 40–49 is 10.0 per 100,000[4]
Verified
21Breast cancer mortality rate for females aged 50–59 is 19.3 per 100,000[4]
Verified
22Breast cancer mortality rate for females aged 60–69 is 25.2 per 100,000[4]
Verified
23Breast cancer mortality rate for females aged 70–79 is 23.4 per 100,000[4]
Verified
24Breast cancer mortality rate for females aged 80+ is 17.0 per 100,000[4]
Verified

Age Distribution Interpretation

Breast cancer is most commonly diagnosed in older women, with 28.6% of cases occurring at ages 65 and older and SEER showing 63.7% diagnosed after age 60, while mortality rates rise steeply from 3.8 per 100,000 at ages 30 to 39 to a peak of 25.2 per 100,000 at ages 60 to 69.

Biology & Risk

166% of breast cancer cases are estrogen receptor-positive[2]
Directional
213% of breast cancers are HER2-positive (overexpressed or amplified)[2]
Single source
372% of breast cancers are diagnosed as localized, regional, or distant with hormone receptor status affecting patterns by age[2]
Verified
4Breast cancer risk begins to rise around age 30 and increases markedly after age 40[3]
Directional
5The U.S. Preventive Services Task Force recommends screening mammography for women aged 40 to 74 (with screening interval and approach based on shared decision-making and evidence)[6]
Single source
6Women with a first-degree relative with breast cancer have about a 2-fold increased risk compared with women without such a family history[7]
Single source
7BRCA1 accounts for about 45% of hereditary breast cancers[8]
Verified
8BRCA2 accounts for about 35% of hereditary breast cancers[8]
Verified
9Women with a BRCA1 mutation have an estimated 65% risk of developing breast cancer by age 70[8]
Verified
10Women with a BRCA2 mutation have an estimated 45% risk of developing breast cancer by age 70[8]
Verified
11Risk-reducing salpingo-oophorectomy reduces breast cancer risk by about 50% in BRCA1/BRCA2 mutation carriers[9]
Single source
12A pooled analysis found that women aged 50 or older have higher absolute breast cancer risk when compared to younger age groups[10]
Verified
13Alcohol consumption increases breast cancer risk: each 10 g/day increase is associated with about a 7% increased risk[11]
Directional
14Postmenopausal obesity is associated with about a 3% increased risk of breast cancer per 1 unit increase in BMI[12]
Verified
15Current or recent use of combined estrogen-plus-progestin therapy is associated with an increased relative risk compared with never users[13]
Single source
16A meta-analysis reported that the relative risk of breast cancer is about 1.2 for each 5 kg/m² increase in BMI (postmenopausal women)[14]
Verified
17Physical activity reduces breast cancer risk: women who are the most active have about a 25% lower risk than those with the lowest activity[15]
Verified

Biology & Risk Interpretation

Overall, breast cancer risk rises sharply with age and lifestyle, with screening recommended for women 40 to 74 and the strongest signals showing that risk increases markedly after 40 and can grow about 7% for every 10 g/day of alcohol while physical activity can cut risk by about 25%.

Screening & Outcomes

1About 14% of breast cancer cases are diagnosed at age 50 or younger[2]
Verified
2The U.S. Preventive Services Task Force recommends screening mammography every 2 years for women aged 50 to 74 (B recommendation, with grade dependent on interval)[6]
Verified
3Women aged 40 to 49 are recommended to make an individual decision about screening mammography (C recommendation)[6]
Verified
4For women aged 75 years and older, the USPSTF recommends that the decision to screen be individualized (recommendation statement addressing evidence)[6]
Directional
5The 5-year relative survival rate for localized breast cancer is 99%[2]
Verified
6The 5-year relative survival rate for regional breast cancer is 86%[2]
Directional
7The 5-year relative survival rate for distant breast cancer is 29%[2]
Verified
8The overall 5-year relative survival rate for breast cancer is 92%[2]
Verified
9The 10-year relative survival rate for breast cancer is 84%[2]
Verified
10Breast cancer screening detects cancers earlier, when localized to the breast, where 5-year survival is 99%[2]
Single source
11CDC estimates about 67.4% of women aged 40–74 years have ever had a mammogram within the past 2 years[16]
Single source
12CDC BRFSS 2022: 77.0% of women aged 50–74 years had a mammogram within the past 2 years[16]
Single source

Screening & Outcomes Interpretation

About 77% of women aged 50–74 reported a mammogram within the past 2 years, and this matters because earlier detection is tied to much higher outcomes, with 5-year survival at 99% for localized breast cancer versus 29% when it has spread.

Costs & Care Use

1The lifetime risk of breast cancer is 12.0% for women[2]
Directional
2The lifetime risk of dying from breast cancer is 2.8% for women[2]
Single source
3From 2010 to 2020, the number of breast cancer survivors in the United States increased from 2.9 million to 3.8 million[2]
Verified
4About 3.8 million women in the United States are breast cancer survivors (as of 2019)[2]
Verified
5A 2019 study estimated annual costs of breast cancer by age group, with higher costs in older age groups[17]
Single source
6In 2018, the average total cost of breast cancer treatment for women was $20,000–$30,000 in the first year depending on stage and therapy[18]
Verified
7The cost-effectiveness threshold commonly used in the US is about $100,000 per quality-adjusted life year (QALY)[19]
Verified

Costs & Care Use Interpretation

Between 2010 and 2020, the number of breast cancer survivors in the United States rose from 2.9 million to 3.8 million, while lifetime risk stands at 12.0% and annual treatment costs can be about $20,000 to $30,000 in the first year, underscoring both the growing survivor population and the substantial economic burden.

How We Rate Confidence

Models

Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.

Single source
ChatGPTClaudeGeminiPerplexity

Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.

AI consensus: 1 of 4 models agree

Directional
ChatGPTClaudeGeminiPerplexity

Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.

AI consensus: 2–3 of 4 models broadly agree

Verified
ChatGPTClaudeGeminiPerplexity

All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.

AI consensus: 4 of 4 models fully agree

Models

Cite This Report

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APA
Stefan Wendt. (2026, February 13). Breast Cancer Age Statistics. Gitnux. https://gitnux.org/breast-cancer-age-statistics
MLA
Stefan Wendt. "Breast Cancer Age Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/breast-cancer-age-statistics.
Chicago
Stefan Wendt. 2026. "Breast Cancer Age Statistics." Gitnux. https://gitnux.org/breast-cancer-age-statistics.

References

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seer.cancer.govseer.cancer.gov
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cancer.govcancer.gov
  • 3cancer.gov/types/breast/patient/breast-screening-pdq
uspreventiveservicestaskforce.orguspreventiveservicestaskforce.org
  • 6uspreventiveservicestaskforce.org/uspstf/recommendation/breast-cancer-screening
acsjournals.onlinelibrary.wiley.comacsjournals.onlinelibrary.wiley.com
  • 7acsjournals.onlinelibrary.wiley.com/doi/10.3322/caac.21447
ncbi.nlm.nih.govncbi.nlm.nih.gov
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pubmed.ncbi.nlm.nih.govpubmed.ncbi.nlm.nih.gov
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academic.oup.comacademic.oup.com
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thelancet.comthelancet.com
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jamanetwork.comjamanetwork.com
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cdc.govcdc.gov
  • 16cdc.gov/brfss/annual_data/annual_2022.html
nber.orgnber.org
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