1. Department of General Medicine, Yokohama City University School of Medicine, Yokohama, Japan
2. Department of Cancer Center, Tokyo Medical and Dental University, Tokyo, Japan
3. Yokohama Ekisaikai Hospital, Yokohama, Japan
4. Pfercos Co, Inc, Suzunaga Bldg, Tokyo, Japan
5. Visiting Nursing Station Move, Yokohama, Japan
6. Graduate School of Health Science, Kumamoto University, Kumamoto, Japan
7. Department of Palliative Medicine, Yokohama City University Hospital, Yokohama, Japan
8. Department of Palliative and Supportive Care, Yokohama Minami Kyousai Hospital, Yokohama, Kanagawa, Japan
9. Department of Palliative Care, Miyazaki City Country Medical Association Hospital, Miyazaki, Japan
10. Mirai Home Clinic, Yokohama, Japan
11. Department of Palliative and Supportive Care, Palliative Care Team, Hamamatsu, Japan
12. Department of Medical Education, Yokohama City University Hospital Yokohama City University School of Medicine, Yokohama, Japan