1. Division of Policy Evaluation, Institute for Cancer Control, National Cancer Center, Chuo-ku, Japan.
2. Department of Palliative Nursing, Health Sciences, Tohoku University Graduate School of Medicine, Sendai, Japan.
3. Department of Palliative and Supportive Care, Palliative Care Team and Seirei Hospice, Seirei Mikatahara General Hospital, Hamamatsu, Japan.
4. Research Association for Community Health, Hamamatsu, Japan.
5. Initiative for Clinical Epidemiological Research, Machida, Japan.
6. Department of Palliative and Supportive Care, Faculty of Medicine, University of Tsukuba, Tsukuba, Japan.
7. Aozora Clinic, Matsudo, Japan.
8. Department of Respiratory Medicine, Tokyo Metropolitan Institute for Geriatrics and Gerontology, Itabashi-ku, Japan.
9. Division of Quality Assurance Programs, Institute for Cancer Control, National Cancer Center, Chuo-ku, Japan.
10. Department of Medical Psychology, Graduate School of Medical Sciences, Kitasato University, Sagamihara, Japan.
11. Division of Psycho-Oncology, Exploratory Oncology Research and Clinical Trial Center, National Cancer Center, Kashiwa, Japan.