1. Nagoya City University Graduate School of Medical Sciences; Department of Psychiatry & Cognitive-Behavioral Medicine; Mizuho-cho, Mizuho-ku Nagoya Aichi Japan 467 8601
2. Nagoya University Graduate School of Medicine; Department of Geriatrics; 65 Tsurumai-cho, Schowa-ku Nagoya Aichi Japan 466-8550
3. Seirei Mikatabara Hospital; Seirei Hospice; Palliative care team and Seirei Hospice 3453 Mikatabara-cho Hamamatsu Shizuoka Japan 433 8558
4. Kyoto University Graduate School of Medicine/School of Public Health; Department of Health Promotion and Human Behavior; Yoshida Konoe-cho, Sakyo-ku, Kyoto Japan 606-8501