1. From the Health Planning Center (T.K.), Nihon University School of Medicine; Department of Internal Medicine (K.M.), Nippon Medical School; Department of Internal Medicine (N.N.), Nakaya Clinic; Department of Biostatistics/Epidemiology and Preventive Health Sciences (Y.O.), University of Tokyo; Department of Internal Medicine (N.T.), Jikei University School of Medicine; Department of Internal Medicine (T.T.), Teikyo University School of Medicine; Department of Neurology (S.U.), Tokyo Women’s Medical...