[1] Worldwide Hosp Palliat Care Alliance, London, England
[2] Univ Navarra, Inst Culture & Soc, ATLANTES Global Palliat Care Observ, Navarra, Spain
[3] Navarra Inst Hlth Res, IdiSNA, Navarra, Spain
[4] Univ Glasgow Dumfries, Sch Interdisciplinary Studies, Dumfries, Scotland