1Laboratory Medicine, MD Anderson Cancer Center, Houston, Texas, USA
2Children's Hospital Oakland Research Institute and School of Public Health University of California Berkeley, California, USA
3Children's Hospital – Oakland Research Institute RMS Department of Human Genetics, Alameda, California, USA
4National Marrow Donor Program, Minneapolis, Minnesota, USA
5Anthony Nolan Research Institute, Royal Free Hospital, UK
6Fairview-University of Minnesota Medical Center, Immunology Lab, Minneapolis, Minnesota, USA
7UCLA Immunogenetics Center, Department of Pathology, Los Angeles, California, USA
8City of Hope National Medical Center, Duarte, California, USA
9Seattle Cancer Care Alliance, Clinical Immunogenetics Lab, Seattle, Washington, USA