[1] Ctr Canc Charles Bruneau, Serv Hematol Oncol, Montreal, PQ, Canada
[2] Univ Montreal, CHU St Justine, Ctr Rech, Montreal, PQ, Canada
[3] Univ Ottawa, Dept Epidemiol & Community Med, Ottawa, ON, Canada
[4] Univ Montreal, CHU St Justine, Dept Pediat, Montreal, PQ, Canada
[5] CHU St Justine, Unite Consultat Soins Palliatifs Pediat, Montreal, PQ, Canada
[6] CHU St Justine, Comite Bioeth, Montreal, PQ, Canada
[7] CHU St Justine, Ctr Readaptat Marie Enfant, Montreal, PQ, Canada
[8] CHU St Justine, Unite Consultat Eth Clin, Montreal, PQ, Canada
[9] CHU St Justine, Soins Intensifs Neonataux, Montreal, PQ, Canada