1. Department of Family and Community Medicine, University of Alabama Birmingham (UAB) School of Medicine, Birmingham, Alabama
2. Primary Care Sports Medicine, UCSF Departments of Orthopaedics and Family & Community Medicine, San Francisco, California
3. Program for Injury Prevention in Youth Sports (PIPYS), Vanderbilt University Medical Center, Nashville, Tennessee
4. CAQ Primary Care Sports Medicine, Department of Emergency Medicine, Mayo Clinic, Rochester, Minnesota
5. Divisions of PM&R, Sports Medicine, & Research, Department of Orthopaedics and Rehabilitation, University of Florida College of Medicine, Gainesville, Florida