Owing to its interaction with alcohol, folate has been suggested to be a potential factor for
many types of cancer. The impact of these factors on the risk of breast cancer among Asian
populations has not been fully examined, however, particularly with respect to receptor
status. We carried out a case–control study in premenopausal and postmenopausal
Japanese women, including 1754 breast cancer patients and 3508 noncancer controls. We
determined the association between self-reported alcohol drinking, dietary folate intake, and …