Affiliation: | 1. Hip Preservation Center, Section of Young Adult Hip Surgery, Division of Sports Medicine, Department of Orthopedic Surgery, Rush Medical College of Rush University, Rush University Medical Center, Chicago, Illinois, U.S.A.;2. Center for Hip Preservation, Division of Sports Medicine, New England Baptist Hospital, Boston, Massachusetts, U.S.A.;1. Plano Orthopedic & Sports Medicine Center, Plano, TX, USA;2. Southern California Orthopedic Institute, Van Nuys, CA, USA;3. Princeton Orthopaedic Associates, Princeton, NJ, USA;4. Geisinger Medical Center, Danville, PA, USA;5. Mississippi Sports Medicine and Orthopedic Center, Jackson, MS, USA;1. Triangle Orthopaedic Associates, Durham, NC, USA;2. Methodist Sports Medicine Center, Indianapolis, IN, USA;3. Indiana University School of Medicine, Indianapolis, IN, USA |