Re: Oral contraceptives and the risk of breast cancer in BRCA1 and BRCA2 mutation carriers (multiple letters) [3]

JL Hopper, JA Baron, GH De Bock, RAEM Tollenaar, H Papelard, TPM Vliet Vlieland, P Devilee, CJ Cornelisse, JP Vandenbroucke, MA Rookus, R Brohet, FE van Leeuwen, S Narod, P Ghadirian