1. Department of Orthopedics; Orthopedic Center for Musculoskeletal Research; University of Würzburg; Würzburg Germany
2. Chair Tissue Engineering & Regenerative Medicine; University Hospital Würzburg; Würzburg Germany
3. Orthopedic Department König-Ludwig-Haus; Center for Musculoskeletal Research; University of Würzburg; Würzburg Germany