Additional file 5: of CYP2D6 phenotype, tamoxifen, and risk of contralateral breast cancer in the WECARE Study BrooksJennifer ComenElizabeth ReinerAnne OrlowIrene LeongSiok LiangXiaolin MellemkjĂŚrLene KnightJulia LynchCharles JohnEsther BernsteinLeslie WoodsMeghan DoodyDavid MaloneKathleen BernsteinJonine 2018 Association between tamoxifen treatment and risk of CBC stratified by CYP2D6 activity score in Caucasian women in the WECARE Study population (DOCX 16 kb)