Oral contraceptive use by formulation and breast cancer risk by subtype in the Nurses' Health Study II: a prospective cohort study
Norah Ana Burchardt, A. Heather Eliassen, Amy L. Shafrir, Bernard Rosner, Rulla M. Tamimi, Rudolf Kaaks, Shelley S. Tworoger, Renée T. Fortner
Topics & Concepts
MedicineHazard ratioBreast cancerConfidence intervalGynecologyProspective cohort studyObstetricsProportional hazards modelPopulationCohort studyCancerRelative riskRisk factorInternal medicineOncologyEnvironmental healthReproductive Health and ContraceptionCancer Risks and FactorsPregnancy and Medication Impact