[1] Infanta Elena Univ Hosp, Palliat Care Unit, Madrid, Spain
[2] Univ Francisco de Vitoria, Fac Med, Madrid, Spain
[3] Rey Juan Carlos Univ Hum & QRinHS, Dept Phys Therapy Occupat Therapy Phys Med & Reha, Alcorcon, Spain
[4] Rey Juan carlos Univ Hum & QRinHS, Humanities & Qualitat Res Hlth Sci Res Grp, Alcorcon, Spain
[5] Hosp Univ Infanta Elena, Bioeth Dept, Madrid, Spain
[6] Hosp Univ infanta elena, support Team, Madrid, Spain
[7] Clin & Org Innovat Unit UICO, Madrid, Spain
[8] Fdn Jimenez Diaz Univ Hosp, Healthcare Res Inst, Madrid, Spain
[9] Fdn Jimenez Diaz Univ Hosp, Palliat Care, Madrid, Spain
[10] Francisco de Vitoria Univ, Fac Med, carretera Pozuelo,Km 1800, Madrid 28223, Spain