Sophie Pennec 1, ⁎, 2 , Françoise Riou 3, Joëlle Gaymu 1, Silvia Pontone 1, 4, Régis Aubry 5, 6
1 French institute for demographic studies, 133, boulevard Davout, 75980 Paris, France
2 Australian demographic and social research institute, Australian national university, Coombs Building #9, Fellows Road, ACTON 2601, ACT, Australia
3 University of Rennes, university hospital Rennes-Pontchaillou, 2, rue Henri Le Guilloux, 35033 Rennes cedex 9 France
4 AP–HP, university hospital Robert Debré, 48 boulevard Sérurier, 75019 Paris, France
5 INSERM CIC 1431, university hospital of Besançon-Jean Minjoz, 25000 Besançon, France
6 Observatoire national de la fin de vie, 25, rue du plateau, 75019 Paris, France