City of Hope, Duarte, California, United States
Greenebaum Cancer Center, University of Maryland, Baltimore, Maryland, United States
City of Hope National Medical Center, Duarte, California, United States
Stanford Cancer Institute, Stanford, California, United States
Roswell Park Cancer Institute, Buffalo, New York, United States
Yale School of Medicine, New Haven, Connecticut, United States
Washington University in St. Louis, Saint Louis, Missouri, United States