1. Oral contraceptive use and mortality after 36 years of follow-up in the Nurses' Health Study: prospective cohort study. (31st October 2014) Authors: Charlton, Brittany M; Rich-Edwards, Janet W; Colditz, Graham A; Missmer, Stacey A; Rosner, Bernard A; Hankinson, Susan E; Speizer, Frank E; Michels, Karin B Journal: BMJ Issue: Volume 349(2014) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗