breast cancer
CONCLUSIONS: ERT use and obesity, both       established endometrial cancer risk factors and markers of estrogen exposure,       substantially modify the association between tamoxifen use and endometrial cancer       risk among patients with breast cancer.
CONCLUSIONS: ERT use and obesity, both       established endometrial cancer risk factors and markers of estrogen exposure,       substantially modify the association between tamoxifen use and endometrial cancer       risk among  @OBJECT$   @PREDICAT$   @SUBJECT$ .