Affiliation: | 1. Department for Foot and Ankle Surgery, Diakovere Annastift, Orthopedic Clinic of the Hannover Medical School, Hannover, Germany;2. Center for Knee, Hip, and Foot Surgery, ATOS Clinic, Heidelberg, Germany;3. Center for Foot and Ankle Surgery, Schön Klinik München Harlaching, Munich, Germany;4. Department of General, Trauma and Reconstructive Surgery, University Hospital, LMU Munich, Munich, Germany;5. Department of Traumatology and Reconstructive Surgery, BG Trauma Centre Tübingen, Eberhard Karls University, Tübingen, Germany;6. Center for Foot and Ankle Surgery, Schön Klinik Harthausen, Bad Aibling, Germany |