Center of Orthopaedics and Traumatology, University Hospital Brandenburg/Havel, Brandenburg Medical School Theodor Fontane, 14770, Brandenburg, Germany

Robert Prill & Roland Becker

Faculty of Health Sciences Brandenburg, Department of Orthopaedics and Traumatology, Brandenburg Medical School Theodor Fontane, Hochstrasse 29, 14770, Brandenburg, Germany

Robert Prill & Roland Becker

Ergonomics and Biomedical Monitoring Laboratory, Department of Physiotherapy, Faculty of Health Sciences, Wroclaw Medical University, 50-367, Wroclaw, Poland

Aleksandra Królikowska

Department of Orthopaedics, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

Jón Karlsson