Heather E Stefanski, MD¹, Jennifer Novakovich^2*, Jennifer Newman^2*, Christian Snyder^2*, Meghann Cody, DNP^2*, Jason Oakes, PA-C^2*, Amy Nielson, PA-C^2*, Jeffery Auletta, MD², John P. Miller, MD PhD² and Steven M Devine, MD³

¹CIBMTR® (Center for International Blood and Marrow Transplant Research), National Marrow Donor Program®/Be The Match®, Mendota Heights, MN
²CIBMTR® (Center for International Blood and Marrow Transplant Research), National Marrow Donor Program®/Be The Match®, Minneapolis, MN
³Center For International Blood and Marrow Transplant Research, Minneapolis, MN

Takeshi Sugio, MD, PhD^1,2*, Koji Kato, MD, PhD³, Naoyuki Uchida, MD, PhD⁴, Kohta Miyawaki, MD, PhD^5*, Matthias Niemann^6*, Eric Spierings^7*, Makoto Onizuka, MD, PhD⁸, Yasufumi Uehara, MD^9*, Masatsugu Tanaka^10*, Noriko Doki^11*, Tetsuya Eto, MD, PhD^12*, Hikaru Kobayashi, MD, PhD^13*, Yumiko Maruyama^14*, Tatsuo Ichinohe¹⁵, Junya Kanda, MD, PhD¹⁶, Yoshiko Atsuta^17* and Satoko Morishima, M.D., Ph.D.^18*

¹Department of Medicine and Biosystemic Science, Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
²Department of Medicine, Divisions of Hematology & Oncology, Stanford University, Stanford, CA
³Department of Medicine and Biosystemic Science, Kyushu University Graduate School of Medical Science, Fukuoka, Japan
⁴Department of Hematology, Federation of National Public Service Personnel Mutual Aid Associations, Toranomon Hospital, Tokyo, Japan
⁵Department of Medicine and Biosystemic Science, Kyushu University, Fukuoka, Japan
⁶PIRCHE AG, PIRCHE AG, Berlin, Germany
⁷University Medical Center Utrecht, Utrecht, NLD
⁸Department of Hematology and Oncology, Tokai University School of Medicine, Isehara, Japan
⁹Department of Hematology, Kitakyushu City Hospital Organization, Kitakyushu Municipal Medical Center, Kitakyushu, Japan
¹⁰Department of Hematology, Kanagawa Cancer Center, Yokohama, KAN, Japan
¹¹Division of Hematology, Tokyo Metropolitan Cancer and Infectious Diseases Center, Komagome Hospital, Tokyo, Japan
¹²Department of Hematology, Hamanomachi Hospital, Fukuoka, Japan
¹³Department of Hematology, Nagano Red Cross Hospital, Nagano, Japan
¹⁴Department of Hematology, University of Tsukuba Hospital, Tsukuba, Japan
¹⁵Department of Hematology and Oncology, Research Institute for Radiation Biology and Medicine, Hiroshima University, Hiroshima, Japan
¹⁶Department of Hematology and Oncology, Kyoto University, Kyoto, Japan
¹⁷Japanese Data Center for Hematopoietic Cell Transplantation, Nagakute, Japan
¹⁸Division of Endocrinology, Diabetes and Metabolism, Hematology and Rheumatology, Second Department of Internal Medicine, Graduate School of Medicine, University of the Ryukyus, Okinawa, Japan

Cindy Lynn Hickey, MD, FRCPC¹, Mei-Jie Zhang, PhD^2,3*, Mariam Allbee-Johnson, MPH^2*, Rizwan Romee, MD¹, Filippo Milano, MD⁴, Claudio G. Brunstein, MD, PhD⁵, Cara L. Benjamin, PhD^6*, Navneet S. Majhail, MD⁷, Stephen R. Spellman^8* and Corey S. Cutler, MD, MPH, FRCPC^1*

¹Dana-Farber Cancer Institute, Boston, MA
²CIBMTR® (Center for International Blood and Marrow Transplant Research), Department of Medicine, Medical College of Wisconsin, Milwaukee, WI
³DIvision of Biostatistics, Institute for Health and Society, Medical College of Wisconsin, Milwaukee, WI
⁴Fred Hutchinson Cancer Research Center, Seattle, WA
⁵Cleveland Clinic Foundation, Cleveland, OH
⁶Division of Hematology Oncology, University of Miami Miller School of Medicine, Miami, FL
⁷Sarah Cannon, Nashville, TN
⁸CIBMTR® (Center for International Blood and Marrow Transplant Research), National Marrow Donor Program/Be The Match, Minneapolis, MN

Christina Peters, MD^1*, Ulrike Poetschger, PhD^2*, Jean-Hugues Dalle, MD, PhD³, Akif Yesilipek, MD^4*, Jerry Stein, MD^5*, Herbert Pichler, MD^6*, Adriana Balduzzi, MD⁷, Franco Locatelli, Prof., MD, PhD⁸, Petr Sedlacek, MD, PhD^9*, Jacek Wachowiak, MD^10*, Tayfun Güngör, MD^11*, Marianne Ifversen, MD^12*, Marleen Renard, MD^13*, Tony H Truong, MD, FRCPC^14*, Raquel Staciuk, MD^15*, Peter J. Shaw, MA, FRACP¹⁶, Gergely Kriván, MD, PhD^17*, Jochen Büchner, MD, PhD^18* and Peter Bader, MD, PhD¹⁹

¹Children’s Cancer Research Institute, 24509-58, Vienna, Austria
²Children's Cancer Research Institute, Vienna, Austria
³Pediatric Hematology and Immunology Department, Robert Debré Hospital , GHU APHP Nord - Université Paris Cité, Paris, France
⁴Medical Park Antalya Hospital, Antalya, Turkey
⁵Schneider Children's Medical Center of Israel and Sackler Faculty of Medicine Tel Aviv University, Petah Tikva, Israel
⁶Children's Cancer Research Institute, St. Anna Children's Hospital, University Vienna, Vienna, Austria
⁷Università degli Studi di Milano-Fondazione MBBM, Monza, Italy
⁸Department of Pediatric Hematology/Oncology, Cell and Gene Therapy, IRCCS Bambino Gesù Children's Hospital, Rome, Italy
⁹Department of Pediatric Hematology and Oncology, Motol University Hospital, Prague, Czech Republic
¹⁰Department of Pediatric Oncology, Hematology and Transplantology, Poznań University of Medical Sciences, Poznan, Poland
¹¹Universitäts-Kinderspital Zurich, Zürich, Switzerland
¹²Copenhagen University Hospital Rigshospitalet, Copenhagen, Denmark
¹³Department of Paediatric Oncology, University Hospital Leuven, Leuven, Belgium
¹⁴Alberta Children's Hospital Calgary, Calgary, AB, Canada
¹⁵Hospital de Pediatría, Buenos Aires, BA, Argentina
¹⁶The Children`s Hospital at Westmead, Sidney, NSW, Australia
¹⁷Pediatric Hematology and Stem Cell Transplantation Department, Central Hospital of Southern Pest, National Institute of Hematology and Infectious Diseases, Budapest, Hungary
¹⁸Department of Pediatric Hematology and Oncology, Oslo University Hospital, Oslo, Norway
¹⁹Department for Children and Adolescents, Division for Stem Cell Transplantation, Immunology and Intensive Care Medicine, University Children's Hospital Frankfurt, Frankfurt, Germany

Thomas Luft, MD, PhD^1*, Luuk Gras^2*, Linda Kostner^3*, Nicolaus Kröger, MD^4*, Thomas Schroeder, MD^5*, Uwe Platzbecker, MD⁶, Johannes Schetelig, MD, MSc⁷, Regis Peffault De Latour^8*, Matthias Stelljes, MD^9*, Henrik Sengeloev^10*, Arnold Ganser, MD^11*, Igor Wolfgang Blau, MD^12*, Peter Dreger, MD^13*, Ibrahim Yakoub-Agha, MD, PhD¹⁴, Johan Maertens^15*, Urpu Salmenniemi, MD^16*, Wolfgang Bethge, MD^17*, Stephan Mielke^18*, Guido Kobbe, MD^19*, Anastasia Pouli^20*, Liesbeth C. de Wreede, PhD^21*, Kavita Raj^22*, Joanna Drozd-Sokolowska^23*, Donal P. McLornan, MD, PhD^24* and Marie Robin, MD, PhD^25*

¹Department of Internal Medicine V, University Clinic Heidelberg, Heidelberg, Germany
²EBMT Statistical Unit, Leiden, The Netherlands, Leiden, Netherlands
³EBMT Leiden Study Unit, Leiden, Netherlands
⁴University Medical Center Hamburg-Eppendorf, Department of Stem Cell Transplantation, Hamburg, Germany
⁵Hematology and Stem Cell Transplantation, University Hospital Essen, Essen, Germany
⁶Medical Clinical and Policlinic 1, Hematology and Cellular Therapy, University Hospital Leipzig, Leipzig, Germany
⁷Department of Internal Medicine I, TU Dresden, Dresden, Saxony, Germany
⁸Assistance Publique–Hôpitaux de Paris, Saint-Louis Hospital, Université Paris Cité, Paris, France
⁹University Hospital of Muenster, Muenster, Germany
¹⁰Rigshospitalet, Copenhagen, Denmark
¹¹Department of Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover Medical School, Hanover, Germany
¹²Department of BMT, Clinic of Hematology, Oncology and Tumorimmunology, University Medicine Berlin, Berlin, Germany
¹³Department of Medicine V, University of Heidelberg, Heidelberg, Baden-Wuerttemberg, Germany
¹⁴Centre Hospitalier Universitaire de Lille LIRIC, INSERM U1286, Université de Lille, LILLE, France
¹⁵University Hospital Gasthuisberg, Leuven, Belgium
¹⁶Stem Cell Transplantation Unit, HUCH Comprehensive Cancer Center, Helsinki, Finland, Helsinki, Finland
¹⁷Hematology & Oncology, Universitaet Tuebingen, Medizinische Klinik, Tuebingen, Germany
¹⁸Karolinska University Hospital, Stockholm, Sweden
¹⁹Department of Hematology, Oncology and Clinical Immunology, University Hospital Düsseldorf, Medical Faculty, Heinrich Heine University, Düsseldorf, Germany
²⁰Department of Hematology, "AGIOS SAVVAS" Anticancer - Oncology Hospital of Athens, Athens, GRC
²¹Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, Netherlands
²²University College London Hospitals NHS Trust, London, United Kingdom
²³Department of Hematology, Oncology and Internal Medicine, Medical University of Warsaw, Warsaw, Poland
²⁴Department of Haematology, Kings's College Hospital, London, ENG, United Kingdom
²⁵Hopital Saint Louis, APHP, Université de Paris Cité, Paris, FRA

Jean-Hugues Dalle, MD, PhD¹, Peter Bader, MD, PhD², Akif Yesilipek, MD^3*, Franco Locatelli, MD^4,5, Julia Palma, MD^6*, Jacek Wachowiak, Prof MD PhD^7*, Herbert Pichler, MD^8*, Marianne Ifversen, MD, PhD^9*, Gergely Kriván, MD, PhD^10*, Jochen Buechner, MD^11*, Cristina Díaz-de-Heredia, MD, PhD^12*, Marc Bierings, MD, PhD¹³, Raquel Staciuk, MD^14*, Tayfun Gungor^15*, Jacek Toporski, MD, PhD^16*, Adriana Balduzzi, MD¹⁷, Ulrike Poetschger, PhD^18*, Christina Peters, MD^19* and Petr Sedlacek, MD, PhD^20*

¹Hôpital Robert-Debré, GHU APHP Nord et Université de Paris Cité, Paris, France
²Universitätsklinikum Frankfurt am Main, Frankfurt, Germany
³Department of Bone Marrow Transplantation Unit, Bahçesehir University School of Medicine Goztepe Medicalpark Hospital, İstanbul, Turkey
⁴IRCCS Ospedale "Bambino Gesù", Rome, Italy
⁵IRCCS Ospedale Pediatrico Bambino Gesú, Catholic University of the Sacred Heart, Rome, Italy
⁶Hospital Luis Calvo Mackenna, Santiago, RM, CHL
⁷Department of Pediatrics Oncology, Hematology and Transplantation, University of Medical Sciences, Poznan, Poland
⁸Children's Cancer Research Institute, St. Anna Children's Hospital, University Vienna, Vienna, Austria
⁹Copenhagen University Hospital Rigshospitalet, Copenhagen, Denmark
¹⁰Pediatric Hematology and Stem Cell Transplantation Department, Central Hospital of Southern Pest, National Institute of Hematology and Infectious Diseases, Budapest, Hungary
¹¹Department of Pediatric Hematology and Oncology, Oslo University Hospital, OSLO, NOR
¹²Pediatric Oncology and Hematology Department, Hospital Universitari Vall d’Hebron Vall d’Hebron, Barcelona, Spain
¹³Princess Maxima Center/ University Hospital for Children (WKZ), Stem cell transplantation, Utrecht, Netherlands
¹⁴Hospital de Pediatría, Buenos Aires, BA, Argentina
¹⁵Division of Stem Cell Transplantation, The Hospital of the Eleonore Fondation,University Children`s Hospital, ZüRich, Switzerland
¹⁶University Hospital, Lund, Sweden
¹⁷Università degli Studi di Milano-Fondazione MBBM, Monza, Italy
¹⁸Children's Cancer Research Institute, Vienna, Austria
¹⁹Children’s Cancer Research Institute, 24509-58, Vienna, Austria
²⁰Department of Pediatric Hematology–Oncology, University Hospital Motol, Charles University, Prague, Czech Republic