Intended for healthcare professionals

CCBYNC Open access
Research

Oral contraceptive use and mortality after 36 years of follow-up in the Nurses’ Health Study: prospective cohort study

BMJ 2014; 349 doi: https://doi.org/10.1136/bmj.g6356 (Published 31 October 2014) Cite this as: BMJ 2014;349:g6356