1. Department of Palliative Medicine, Kobe University Graduate School of Medicine, Kobe, Japan.
2. Department of Respiratory Medicine, Kinki Central Hospital, Itami, Japan.
3. Department of Palliative Medicine, Hiroshima Prefectural Hospital, Hiroshima, Japan.
4. Department of Palliative Medicine, Komaki Municipal Hospital, Komaki, Japan.
5. Department of Palliative Medicine, Seirei Hamamatsu General Hospital, Hamamatsu, Japan.
6. Department of Psycho-somatic Medicine, Kinki-Chuo Chest Medical Center, Sakai, Japan.
7. Department of Surgery, Toho University Ohashi Medical Center, Tokyo, Japan.
8. Department of Palliative Care, Hyogo Prefectural Kakogawa Medical Center, Kakogawa, Japan.
9. Department of Medical Oncology, Kawasaki Municipal Ida Hospital, Kawasaki, Japan.
10. Department of Palliative Care, Tokyo Metropolitan Komagome Hospital, Tokyo, Japan.