Affiliation: | aDepartment of Community Health and Preventive Medicine, Hamamatsu University School of Medicine, 1-20-1 Handayama, Higashiku, Hamamatsu 431-3192, Japan bDepartment of Public Health, Jichi Medical University School of Medicine, 3311-1 Yakushiji, Shimotsuke 329-0498, Japan cDepartment of Community and Family Medicine, Jichi Medical University School of Medicine, 3311-1 Yakushiji, Shimotsuke 329-0498, Japan dSapporo Meiwa Hospital, W1-10 Tsukisappu, Toyohiraku, Sapporo 062-0021, Japan eHealth Administration Center, Hamamatsu University School of Medicine, 1-20-1 Handayama, Higashiku, Hamamatsu 431-3192, Japan |