[1] Univ Lancaster, Lancaster LA1 4YT, England
[2] Univ Glasgow, Glasgow, Lanark, Scotland
[3] Univ Navarra, E-31080 Pamplona, Spain
[4] Reg Palliat Care Program, Extremadura, Spain
[5] Int Assoc Hosp & Palliat Care, Houston, TX USA
[6] Ctr Hosp Univ Lyon, Palliat Care Unit, Lyon, France
[7] Semmelweis Univ, Budapest, Hungary
[8] Help Hosp, London, England
[9] European Assoc Palliat Care, Milan, Italy
[10] Univ Navarra, E-31080 Pamplona, Spain