1. Department of Palliative Medicine, Kobe University Graduate School of Medicine, Kobe, Japan.
2. Department of Psychosomatic Internal Medicine, NHO Kinki Chuo Chest Medical Center, Sakai, Japan.
3. Home Palliative Care Asunaro Clinic, Komaki, Japan.
4. Graduate School of Medicine, Mie University, Tsu, Japan.
5. Department of Pharmacy, Hiroshima Prefectural Hospital, Hiroshima, Japan.
6. Department of Respiratory Medicine, Kinki Central Hospital of the Mutual Aid Association of Public School Teachers, Itami, Japan.
7. Department of Internal Medicine, Hatsukaichi Memorial Hospital, Hatsukaichi, Japan.
8. Division of Palliative and Supportive Care, Seirei Mikatahara General Hospital, Hamamatsu, Japan.
9. Department of Health Informatics, Kyoto University School of Public Health, Kyoto, Japan.