1. From the Epidemiology and Prevention Division, Research Center for Cancer Prevention and Screening, National Cancer Center, Tokyo, Japan (RT, MI, TS, SS, NS, TY, MI, and ST); the Division of Clinical Epidemiology, Tohoku University Graduate School of Medicine, Miyagi, Japan (RT and YT); the Department of Nutrition, Junior College of Tokyo University of Agriculture, Tokyo, Japan (JI); the Public H