1. Department of Medicine for Aging Place, Community Health Care/Community-Based Medical Education; Nagoya City University Graduate School of Medical Sciences; Nagoya Aichi Japan
2. Choju Medical Institute; Fukushimura Hospital; Toyohashi Aichi Japan
3. Department of Mechanism of Aging; Research Institute, National Center for Geriatrics and Gerontology; Obu Aichi Japan
4. Meiji Co., Ltd; Odawara Kanagawa Japan