[1] Ctr Hosp Luynes, Unite Soins Palliatifs, CHU Tours, CH Luynes, F-37530 Luynes, France
[2] UFR Tours, Equipe Rech Eth Educ Sante 7505, Tours, France
[3] UFR Tours, Dept Sci Educ, Tours, France
[4] Ctr Hosp Blois, Equipe Appui Dept Soins Palliatifs, F-41 Blois, France
[5] CHU Nantes, Unite Soins Palliatifs, F-44 Nantes, France