1University of Rochester, Rochester, New York, United States.
2University of Southern California, Keck School of Medicine, Los Angeles, California, United States.
3St Jude Children's Research Hospital, Memphis, Tennessee, United States.
4University of California San Francisco, San Francisco, California, United States.
5Seattle Children's Hospital, the Ben Town Center for Childhood Cancer Research, University of Washington, Seattle, WA., Seattle, Washington, United States.
6Adaptive Biotechnologies Corp., Seattle, Washington, United States.
7Adaptive Biotechnologies, Seattle, Washington, United States.
8Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States.
9Hospital for Sick Children, Toronto, Ontario, Canada.
10Childrens Hospital Los Angeles, Los Angeles, California, United States.
11University of Washington/Seattle Children's Hospital, Seattle, Washington, United States.