1. Division of Medical Support and Partnership; Center for Cancer Control and Information Services, National Cancer Center; Tokyo Japan
2. Department of Palliative Nursing, Health Sciences; Tohoku University Graduate School of Medicine; Miyagi Japan
3. Department of Palliative Medicine; Saku Central Hospital Advanced Care Center; Nagano Japan
4. Division of Palliative Medicine; Kobe University Hospital, Kobe University School of Medicine; Hyogo Japan
5. Department of Palliative and Supportive Care; Palliative Care Team, and Seirei Hospice, Seirei Mikatahara General Hospital; Shizuoka Japan