Burchardt NA

ORCID: 0000-0003-3937-4934 · 2 papers in corpus

2022

Oral contraceptive use by formulation and breast cancer risk by subtype in the Nurses' Health Study II: a prospective cohort study.

American journal of obstetrics and gynecology ·doi:10.1016/j.ajog.2021.12.022

BackgroundOral contraceptive use has been associated with a higher breast cancer risk; however, evidence for the associations between different oral contraceptive formulations and breast cancer risk, especially by disease subtype, is limite…

other 2021

Oral contraceptive use by formulation and endometrial cancer risk among women born in 1947-1964: The Nurses' Health Study II, a prospective cohort study

European journal of epidemiology ·doi:10.1007/s10654-020-00705-5

Oral contraceptives (OCs) have been associated with long-term lower endometrial cancer risk; relatively little is known about associations with more recent OC formulations and associations with longer-term risk. A total of 107,069 women fro…