Andishe Attarbaschi^1*, Angela Schumich^2*, Georg Mann^1*, Oskar A. Haas¹, Helmut Gadner^1* and Michael Dworzak^2*

¹St. Anna Children's Hospital, Vienna, Austria
²Children's Cancer Research Institute, Vienna, Austria

Emmanuelle Dufour^1*, Christine Saban-Vianey^2*, Henri Coquelin^3* and Yann Godfrin^1*

¹ERYtech Pharma, Lyon, France
²Groupement Hospitalier Est, Service maladies Héréditaires du Métabolisme et Dépistage Néonatal, Bron, France
³Service de Biologie, Hôpital St-Luc St-Joseph, Lyon, France

Ajay Vora¹, Rachel Wade^2*, Christopher D Mitchell^3*, Nicholas Goulden^4* and Sue Richards^2*

¹Sheffield Children's Hospital, Sheffield, United Kingdom
²CTSU, Oxford
³John Radcliffe Hospital, Oxford
⁴GOSH, London

Ajay Vora¹, Rachel Wade^2*, Christopher Mitchell^3*, Nicholas Goulden^4* and Sue Richards^2*

¹Sheffield Children' Hospital, Sheffield, United Kingdom
²CTSU, Oxford
³John Radcliffe Hospital, Oxford
⁴GOSH, London

Ajay Vora¹, Rachel Wade^2*, Christopher Mitchell^3*, Nicholas Goulden^4* and Sue Richards^2*

¹Sheffield Children's Hospital, Sheffield, United Kingdom
²CTSU, Oxford
³John Radcliffe Hospital, Oxford
⁴GOSH, London

Kirk R. Schultz, MD¹, William Paul Bowman^2*, William Slayton, MD³, Alexander Aledo, MD^4*, Meenakshi Devidas, PhD^5*, Harland Sather, PhD^6*, Michael J. Borowitz, MD, PhD⁷, Stella M. Davies, MBBS, PhD⁸, Michael Trigg, MD⁹, Bernice Pasut, RN^10*, Dean Jorstad, RPh^11*, Tammie Eslinger, CCRP^12*, Laura Burden, CCRP^13*, Chenguang Wang, MS^14*, Robert Rutledge, MD^15*, Bruce Camitta, MD¹⁶, Paul S. Gaynon, MD¹⁷, Andrew J. Carroll, PhD¹⁸, Nyla A. Heerema, PhD¹⁹, Naomi Winick, MD²⁰, Stephen P. Hunger, MD²¹ and William L. Carroll, MD²²

¹B.C. Children's Hospital, Vancouver, BC, Canada
²Hematology-Oncology, Cook Childrens Medical Center, Fort Worth, TX
³College of Medicine, University of Florida, Gainesville, FL
⁴Weill Medical College of Cornell University, New York, NY
⁵Department of Epidemiology & Health Policy Research, University of Florida College of Medicine, Gainesville, FL
⁶Children's Oncology Group, Arcadia, CA
⁷Johns Hopkins University, Baltimore, MD
⁸Medical Ctr., Cincinnati Children's Hosp. and, Cincinnati, OH
⁹Thomas Jefferson University, North Wales, PA
¹⁰The Children's Hospital and the Univerisity of Colorado Cancer Center, Aurora, CO
¹¹Midwest Children's Cancer Center, Milwaukee, WI
¹²Mountain States Tumor Institute, Boise, ID
¹³Children's Oncology Group Coordinating Center, Arcadia, CA
¹⁴Children's Oncology Group Statistics & Data Center, and the University of Florida, Gainesville, FL
¹⁵Nova Scotia Cancer Centre and Dalhousie University, Halifax, NS, Canada
¹⁶Medical College of Wisc., Milwaukee, WI
¹⁷Out-Patient Towers, Childrens Hosp. of Los Angeles, Los Angeles, CA
¹⁸Department of Genetics, University of Alabama at Birmingham, Birmingham, AL
¹⁹Ohio State University, Columbus, OH
²⁰University of Texas Southwestern Medical Center, Dallas, TX
²¹University of Colorado Denver School of Medicine and The Children's Hospital, Aurora, CO
²²New York University Cancer Institute, New York, NY

Mariel L. te Winkel, MD^1*, Annelies Hartman, MSc^2*, Robert D. van Beek, MD^1*, Sabine M.P.F. de Muinck Keizer-Schrama, Md, PhD^3*, Han C.G. Kemper, PhD^4*, Wim C.J. Hop, PhD^5*, Marry M. van den Heuvel-Eibrink, MD, PhD^1* and Rob Pieters, MD, PhD, Prof¹

¹Department of Pediatric Oncology / Hematology, Erasmus MC-Sophia Children's Hospital, Rotterdam, Netherlands
²Department of Pediatric Physiotherapy, Erasmus MC-Sophia Children's Hospital, Rotterdam, Netherlands
³Department of Pediatric Endocrinology, Erasmus MC-Sophia Children's Hospital, Rotterdam, Netherlands
⁴EMGO Institute, VU Medical Center, Amsterdam, Netherlands
⁵Epidemiology and Biostatistics, Erasmus MC, Rotterdam, Netherlands

Chitose Ogawa¹, Akira Ohara, MD², Atsushi Manabe, MD, PhD², Akira Kikuchi, MD.PhD^2*, Katsuyoshi Koh^2*, Daisuke Tomizawa², Junya Fujimura^2*, Hiroyasu Inoue^2*, Syosuke Sunami^2*, Eizaburo Ishii^2*, Masaaki Shiohara^2*, Tetsuya Mori^2*, Hiroyuki Takahashi^2*, Yasuhide Hayashi^2*, Ryoji Hanada^3* and Masahiro Tsuchida^2*

¹Department of Pediatrics, St. Luke's International Hospital, Tokyo, Japan
²Tokyo Children's Cancer Study Group, Japan
³Division of Hematology/Oncology, Saitama Children's Medical Center, Saitama, Japan

Daisuke Hasegawa^1*, Atsushi Manabe¹, Akira Ohara, MD², Katsuyoshi Koh, MD.PhD^3*, Chitose Ogawa¹, Ryoji Hanada^4* and Masahiro Tsuchida^5*

¹Department of Pediatrics, St. Luke's International Hospital, Tokyo, Japan
²Dept. of Pediatrics, Toho University, Tokyo, Japan
³Pediatrics, University of Tokyo, Tokyo, Japan
⁴Department of Hematology-Oncology, Saitama Children's Medical Center, Saitama, Japan
⁵Department of Pediatrics, Ibaraki Children's Hospital, Mito, Japan

Adriana Balduzzi, MD¹, Maria Grazia Valsecchi, PhD^2*, André Schrauder, MD^3*, Daniela Silvestri, MSc^2*, Barbara Buldini, MD^4*, Arend von Stackelberg, MD^5*, Anna Maria Testi, MD^6*, Thomas Klingebiel, MD⁷, Christina Peters, MD^8*, Carmelo Rizzari, MD^1*, Elena Barisone, MD^9* and Martin Schrappe, MD³

¹Clinica Pediatrica, Ospedale San Gerardo, Monza, Italy
²Dept of Clinical and Preventive Medicine, Università Milano Bicocca, Monza, Italy
³Pediatrics, University Hospital Schleswig-Holstein, Campus Kiel, Kiel, Germany
⁴Pediatrics, University of Padua, Padua, Italy
⁵Ped. Oncology/Hematology, Charité, Med. Univ., Berlin, Berlin, Germany
⁶La Sapienza University, Rome, Italy
⁷Pediatric Hematology and Oncology, Goethe-University of Frankfurt, Germany
⁸St. Anna Children's Hospital, Vienna, Austria
⁹Pediatric Hematology Oncology, O.I.R.M. Torino, Torino, Italy

Ram Kumar Marwaha^*, Ketan Kulkarni^*, Amita Trehan^* and Deepak Bansal^*

Advanced Pediatrics Centre, Postgraduate Institute of Medical Education and Research, Chandigarh, India

David Robert Freyer, DO^1*, Nita L. Seibel, MD², Mei K La, MS^3*, Meenakshi Devidas, PhD^3*, William L. Carroll, MD^1*, Stephen P. Hunger, MD^1* and Paul S. Gaynon, MD^4*

¹Children's Oncology Group (COG), Arcadia, CA
²Cancer Therapy Evaluation Program, National Cancer Institute, National Institutes of Health, Bethesda, MD
³Children's Oncology Group, Arcadia, CA
⁴Childrens's Oncology Group (COG), Arcadia, CA

Mathilde hunault-Berger, MD, PhD^1*, Thibaut Leguay^2*, Xavier Thomas³, Ollivier Legrand^4*, Francoise Huguet^5*, Francis Witz^6*, Martine Escoffre-Barbe, MD^7*, Laurence Legros^8*, Pascal Turlure^9*, Patrice Chevallier, MD^10*, Fabrice Larosa^11*, jean-Yves Cahn^12*, Oumedaly Reman^13*, Philippe Rousselot, MD, PhD^14*, Andre Delannoy, MD¹⁵, Nathalie Dhedin^16*, Marina Pochitaloff^17*, marie-Christine Béné^18*, Norbert Ifrah, MD¹⁹ and Hervé Dombret²⁰

¹Maladies du sang, CHU, Angers, France
²CH Bordeaux
³GRAALL Group, Lyon, France
⁴Hopital Hotel-Dieu, Paris, France
⁵CHU de Toulouse, Toulouse, France
⁶Hématologie - Médecine interne, Hôpitaux de Brabois, Nancy, France
⁷Hématologie clinique, Hôpital Pontchaillou, Rennes, France
⁸CHU de Nice, Nice, France
⁹Hematology, CHU de Limoges, Limoges, France
¹⁰Hematology, CHU Hotel-Dieu, Nantes, France
¹¹Hematology, INSERM UMR645 - CHU Jean Minjoz, Besancon
¹²Hématologie, Grenoble, France
¹³CHU Caen, Caen, France
¹⁴Hôpital Mignot and CIC9504, Versaille, France
¹⁵Hopital de Jolimont, Haine Saint Paul, Belgium
¹⁶Service d'Hématologie Clinique, Hôpital Pitié-Salpêtrière, Paris, France
¹⁷Cytogenetic, Marseille, France
¹⁸Immunology, Nancy, France
¹⁹Service des Maladies du Sang, CHU d'Angers, Angers, France
²⁰Hopital Saint Louis AP-HP, Paris, France