Prime Medical Research, Coral Gables, Florida, United States
Denver Spine & Pain Institute, Greenwood Village, Colorado, United States
Pacific Sports and Spine, Eugene, Oregon, United States
TIRR Memorial Hermann Research Center, Houston, Texas, United States
Medical College of Wisconsin, Milwaukee, Wisconsin, United States
Baylor College of Medicine, Houston, Texas, United States
Children's Hospital of Orange County, Orange, California, United States
Stanford University, Stanford, California, United States