[1] Tel Aviv Univ, Fac Med, Schneider Childrens Med Ctr, BMT Unit,Dept Pediat Hematol Oncol, Tel Aviv, Israel
[2] St Jude Childrens Res Hosp, Div Qual Life & Palliat Care, Dept Oncol, 262 Danny Thomas Pl,Mail Stop 1121, Memphis, TN 38105 USA
[3] Univ Texas MD Anderson Canc Ctr, Sect Palliat & Support Care, Div Pediat, Houston, TX USA
[4] Coll Mt St Vincent, Sch Nursing, Riverdale, NY USA
[5] St Jude Childrens Res Hosp, Dept Biostat, Memphis, TN USA
[6] St Jude Childrens Res Hosp, Staff Resilience Ctr, Dept Psychosocial Serv, Memphis, TN USA