[1] Childhood Canc Res Unit, Dept Womens & Childrens Hlth, Stockholm, Sweden
[2] Karolinska Univ Hosp, Astrid Lindgren Childrens Hosp, Childrens Reg Hlth Care, Solna, Sweden
[3] Karolinska Univ Hosp, Astrid Lindgren Childrens Hosp, Paediat Haematol & Oncol, Solna, Sweden
[4] Lund Univ, Dept Paediat, Lund, Sweden
[5] Univ Amsterdam, Med Ctr, Dept Eth Law & Med Humanities, Amsterdam, Netherlands
[6] Univ Oslo, Ctr Med Eth, Oslo, Norway
[7] Karolinska Univ Hosp, Astrid Lindgren Childrens Hosp, Paediat Neurol & Musculoskeletal Disorders & Homec, Solna, Sweden
[8] Karolinska Inst, Dept Womens & Childrens Hlth, Childhood Canc Res Unit, Stockholm, Sweden