[1] Nagoya City Univ Hosp, Ctr Psychooncol & Palliat Care, Mizuho Ku, Mizuho Cho, Nagoya, Aichi 4678601, Japan
[2] Kameda Gen Hosp, Dept Pain & Palliat Care, Kamogawa, Chiba, Japan
[3] Nagoya City Univ, Dept Psychiat & Cognit Behav Med, Grad Sch Med Sci, Mizuho Ku, Nagoya, Aichi, Japan
[4] Nagoya City Univ Hosp, Clin Res Management Ctr, Mizuho Ku, Nagoya, Aichi, Japan
[5] Keio Univ, Sch Med, Dept Rehabil Med, Shinjuku Ku, Tokyo, Japan
[6] Nagoya City Univ Hosp, Div Rehabil Med, Mizuho Ku, Nagoya, Aichi, Japan
[7] Tohoku Univ, Hlth Sci, Grad Sch Med, Dept Palliat Nursing, Sendai, Miyagi, Japan
[8] Seirei Mikatahara Gen Hosp, Palliat Care Team, Dept Palliat & Support Care, Hamamtsu, Shizuoka, Japan
[9] Kobe Univ, Dept Palliat Med, Grad Sch Med, Kobe, Hyogo, Japan
[10] Kyoto Univ, Dept Human Hlth Sci, Grad Sch Med, Saikyo Ku, Kyoto, Japan
[11] Tsukuba Med Ctr Hosp, Dept Palliat Med, Tsukuba, Ibaraki, Japan