1. Department of General Medicine, Shirakawa Satellite for Teaching And Research (STAR), Fukushima Medical University, 2-1 Toyochi Kamiyajiro, Shirakawa, Fukushima, Japan
2. Department of Healthcare Epidemiology, School of Public Health in the Graduate School of Medicine, Kyoto University, Yoshida Konoe-cho, Sakyo-ku, Kyoto, Japan
3. Center for Innovative Research for Communities and Clinical Excellence (CIRC2LE), Fukushima Medical University, 1 Hikarigaoka, Fukushima, Japan
4. Institute for Advancement of Clinical and Translational Science (iACT), Kyoto University Hospital, 54 Shogoin Kawahara-cho, Sakyo-ku, Kyoto, Japan