1 The Steve and Cindy Rasmussen Institute for Genomic Medicine, Nationwide Children's Hospital, Columbus, OH, USA. Alex.Wagner@nationwidechildrens.org.
2 Department of Pediatrics, The Ohio State University College of Medicine, Columbus, OH, USA. Alex.Wagner@nationwidechildrens.org.
3 Legacy Laboratory Services, Legacy Health, Portland, OR, USA.
4 Department of Pathology and Laboratory Medicine, Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA, USA.
5 Center for Childhood Cancer Research, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
6 Division of Pediatric Hematology and Oncology, Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
7 Department of Pathology & Immunology, Baylor College of Medicine, Houston, TX, USA.
8 Department of Pathology, Texas Children's Hospital, Houston, TX, USA.
9 The Dan L. Duncan Comprehensive Cancer Center, Baylor College of Medicine, Houston, TX, USA.
10 Department of Laboratory, Seattle Children's Hospital, Seattle, WA, USA.
11 Department of Laboratory Medicine and Pathology, University of Washington Medical Center, Seattle, WA, USA.
12 Department of Pathology and Laboratory Medicine, Children's Hospital Los Angeles, Los Angeles, CA, USA.
13 Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.