To investigate the association between green tea consumption and the risk of endometrial cancer restricted to endometrial endometrioid adenocarcinoma (EEA) using a case-control design in Japan.
Division of Gynecology, Department of Reproductive and Developmental Medicine, Tohoku University Graduate School of Medicine, 1-1 Seiryo-machi, Aoba-ku, Sendai 980-8574, Japan. qyp06776@nifty.com