Acute Lymphoblastic Leukemia

• Ohio State University Comprehensive Cancer Center — Columbus, Ohio, United States
• Algemeen Ziekenhuis Sint-Jan — Bruges, Belgium
• Institut Jules Bordet — Brussels, Belgium
• Universitair Ziekenhuis Gasthuisberg — Leuven, Belgium

• Department of Pediatrics, Peking University People's Hospital — Beijing, China
• Department of Phase 1 Clinical Trial, Peking University People's Hospital — Beijing, China
• Guangdong General Hospital, Guangdong Academy of Medical Science — Guangzhou, China
• The First Affiliated Hospital, Zhejiang University — Hangzhou, China

• St. Jude Children's Research Hospital — Memphis, Tennessee, United States

• Soonchunhyang University Bucheon Hospital — Bucheon-si, Gyeonggi-do, South Korea
• National Cancer Center — Goyang-si, Gyeonggi-do, South Korea
• Chonbuk National University Hospital — Jeonju, Jeollabuk-do, South Korea
• Chonnam National University Hwasun Hospital — Hwasun, Jeollanam-do, South Korea

• University Medical Center Hamburg-Eppendorf — Hamburg, Germany

• University Medical Center Hamburg-Eppendorf — Hamburg, Germany

• University of Texas M.D. Anderson Cancer Center — Houston, Texas, United States

Not specified

• Universitätsklinikum Ulm — Ulm, Baden-Wurttemberg, Germany
• Julius-Maximilians-Universität Würzburg — Würzburg, Bavaria, Germany
• Klinikum der J.W. Goethe Universität — Frankfurt am Main, Hesse, Germany
• Universitätsklinikum Münster — Münster, North Rhine-Westphalia, Germany

• Hospital materno Infantil vall d'Hebrón — Barcelona, Spain
• Hospital Niño Jesús — Madrid, Spain
• Hospital Infantil Carlos Haya — Málaga, Spain
• Hospital Virgen de la Arrixaca — Murcia, Spain