[1] Hosp Civils Lyon, Ctr Hosp Lyon Sud, Dept Palliat Care, F-69495 Pierre Benite, France
[2] Univ Texas MD Anderson Canc Ctr, Dept Palliat Care & Rehabil Med, Houston, TX 77030 USA
[3] Univ Texas Hlth Sci Ctr Houston, Houston, TX 77030 USA
[4] Ctr Hosp William Morey, Dept Palliat Care, Chalon Sur Saone, France
[5] CHUM, Notre Dame Hosp, Palliat Care Unit, Montreal, PQ, Canada