1. Department of Palliative Medicine, Kobe University Graduate School of Medicine, Kobe, Japan
2. Division of Palliative Care, Department of Medicine, Konan Medical Center, Kobe, Japan
3. Palliative and Supportive Care Division, Seirei Mikatahara General Hospital, Hamamatsu, Japan
4. Department of Palliative Medicine, Tohoku University School of Medicine, Sendai, Japan
5. Department of Palliative Care, Tokyo Metropolitan Cancer, and Infectious Disease Center, Komagome Hospital, Tokyo, Japan
6. Department of Psychosomatic Internal Medicine, National Hospital Organization Kinki-Chuo Chest Medical Center, Sakai, Japan
7. Department of Palliative Medicine, National Cancer Center Hospital East, Kashiwa, Japan
8. Home Palliative Care Asunaro Clinic, Komaki, Japan
9. Department of Palliative Medicine, National Cancer Center Hospital, Tokyo, Japan
10. Department of Palliative and Supportive Medicine, Aichi Medical University, Graduate School of Medicine, Aichi, Japan
11. Yodogawa Christian Hospital, Hospice, Osaka, Japan