[1] Med Univ Vienna, St Anna Childrens Hosp, Dept Pediat Hematol & Oncol, Vienna, Austria
[2] Hosp Sick Children, Dept Pediat, Div Hematol & Oncol, Toronto, ON, Canada
[3] Weill Cornell Med Coll, Dept Pediat, Div Pediat Hematol & Oncol, New York, NY USA
[4] Newcastle Univ, Northern Inst Canc Res, Newcastle, NSW, Australia
[5] Univ Munster, Dept Pediat Hematol & Oncol, Munster, Germany
[6] Lausanne Univ Hosp, Dept Woman Mother Child, Div Pediat, Pediat Hematol Oncol Res Lab, Lausanne, Switzerland
[7] Lausanne Univ Hosp, Dept Woman Mother Child, Div Pediat, Pediat Hematol Oncol Unit, Lausanne, Switzerland
[8] Univ Hong Kong, Queen Mary Hosp, Li Ka Shing Fac Med, Dept Pediat & Adolescent Med,Pokfulam, Hong Kong, Peoples R China
[9] George Washington Univ, Childrens Natl Med Ctr, Ctr Canc & Blood Disorders, Washington, DC USA
[10] Belarusian Res Ctr Pediat Oncol Hematol & Immunol, Minsk, BELARUS
[11] Phoenix Childrens Hosp, Ctr Canc & Blood Disorders, Phoenix, AZ USA
[12] Univ Med Ctr Ljubljana, Div Pediat Hematol & Oncol, Ljubljana, Slovenia
[13] Charles Univ Prague, Dept Pediat Hematol & Oncol, Prague, Czech Republic
[14] Univ Hosp Motol, Prague, Czech Republic
[15] Univ Western Australia, Telethon Kids Canc Ctr, Telethon Kids Inst, Perth, WA, Australia
[16] Univ Belgrade, Univ Childrens Hosp, Sch Med, Dept Pediat Hematol & Oncol, Belgrade, Serbia
[17] Princess Maxima Ctr Pediat Oncol, Utrecht, Netherlands
[18] Fed Ctr Pediat Hematol Oncol & Immunol, Dept Pediat Hematol & Oncol, Moscow, Russia
[19] Natl Ctr Child Hlth & Dev, Childrens Canc Ctr, Tokyo, Japan
[20] Univ Padua, Dept Pediat Hematol & Oncol, Padua, Italy
[21] P & A Kyriakou Childrens Hosp, Dept Oncol, Athens, Greece
[22] Paris Sacaly Univ, Gustave Roussy Canc Ctr, Dept Pediat & Adolescent Oncol, Villejuif, France
[23] Yerevan State Med Univ, Dept Pediat Oncol & Hematol, Yerevan, Armenia
[24] Pediat Canc & Blood Disorders Ctr Armenia, Yerevan, Armenia
[25] Univ Hosp Leuven, Dept Pediat Hematol & Oncol, Leuven, Belgium
[26] Univ Hosp Valencia, Dept Pediat Hematol & Oncol, Valencia, Spain
[27] Univ Hosp Hamburg Eppendorf, Dept Pediat Hematol & Oncol, Hamburg, Germany
[28] Wroclaw Med Univ, Bone Marrow Transplantat & Pediat Hematol & Oncol, Wroclaw, Poland