1. Cicely Saunders Institute of Palliative Care, Policy and Rehabilitation, Florence Nightingale Faculty of Nursing, Midwifery & Palliative Care, King’s College London, London, UK
2. Department of Palliative Nursing, Health Sciences, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan, Japan
3. Faculty of Medicine, University of Coimbra, Coimbra, Portugal
4. School of Public Health, Jiangxi Medical College, Nanchang University, Nanchang, China