Affiliation: | a Department of Orthopaedics, Shriners Hospitals for Children, Northern California, 2425 Stockton Boulevard, Sacramento, CA 95817, USA b Motion Analysis Laboratory, Shriners Hospitals for Children, Northern California, 2425 Stockton Boulevard, Sacramento, CA 95817, USA c Department of Orthopaedic Surgery, University of California, Davis School of Medicine, 4860 Y Street, Suite 3800, Sacramento, CA 95817, USA d Department of Orthopaedic Surgery, University of Minnesota, 2450 Riverside Avenue South, Suite R200, Minneapolis, MN 55454, USA |