1. Center of Orthopedics, Traumatology, and Spinal Cord Injury Heidelberg University Hospital Heidelberg Germany
2. Institute of Biomaterials University of Erlangen‐Nuremberg Erlangen Germany
3. ATORG—Aschaffenburg Trauma and Orthopedic Research Group, Center for Trauma Surgery, Orthopedics, and Sports Medicine Klinikum Aschaffenburg‐Alzenau Aschaffenburg Germany