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. Author manuscript; available in PMC: 2022 Aug 15.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2020 Sep;29(9):1767–1774. doi: 10.1158/1055-9965.EPI-20-0260

Figure 1: Selection of Primary and Secondary Breast Cancer Cohorts from the California Cancer Registry (1988–2014).

Figure 1:

Exclusions are for the primary and secondary breast cancer diagnoses. Secondary exclusions are for women with secondary breast cancers.