1 Department of Palliative and Supportive Care, Palliative Care Team, Seirei Mikatahara General Hospital, Hamamatsu, Shizuoka, Japan. Electronic address: tmorita@sis.seirei.or.jp.
2 Department of Public Health, Erasmus Medical Center, Rotterdam, The Netherlands.
3 Seirei Hospice, Seirei Mikatahara General Hospital, Hamamatsu, Shizuoka, Japan.
4 Palliative Care Team, Seirei Mikatahara General Hospital, Hamamatsu, Shizuoka, Japan.
5 Department of Palliative Medicine, Palliative Care Center, Kyoto University Hospital, Kyoto, Japan.