Institution: | 1. Department of Pediatric Surgery, Inselspital, University of Berne, Freiburgstrasse, 3010 Berne, Switzerland;2. Department of Orthopaedic Surgery, Inselspital, University of Berne, Freiburgstrasse, 3010 Berne, Switzerland;1. Steps2Walk, Baltimore, MD 21230, USA;2. Department of Orthopaedic Surgery, Penn Medicine, 3737 Market Street, Philadelphia, PA 19104, USA |