No increased risk of breast cancer associated with alcohol consumption among carriers of BRCA1 and BRCA2 mutations ages <50 years

V McGuire, EM John, A Felberg, RW Haile, NF Boyd, DC Thomas, MA Jenkins, RL Milne, MB Daly, J Ward, MB Terry, IL Andrulis, JA Knight, AK Godwin, GG Giles, M Southey, DW West, JL Hopper, AS Whittemore