About the Authors

Timmo Koy

Affiliation University of Cologne, Department of Orthopaedic and Trauma Surgery, Cologne, Germany

Jochen Zange

Affiliation German Aerospace Center (DLR), Institute of Aerospace Medicine, Department Space Physiology, Cologne, Germany

Jörn Rittweger

Affiliation German Aerospace Center (DLR), Institute of Aerospace Medicine, Department Space Physiology, Cologne, Germany

Regina Pohle-Fröhlich

Affiliation Hochschule Niederrhein, Institute for Pattern Recognition, Krefeld, Germany

Matthias Hackenbroch

Affiliation University of Cologne, Department of Radiology, Cologne, Germany

Peer Eysel

Affiliations University of Cologne, Department of Orthopaedic and Trauma Surgery, Cologne, Germany, Cologne Center for Musculoskeletal Biomechanics (CCMB), Medical Faculty, University of Cologne, Cologne, Germany

Bergita Ganse

bergita.ganse@dlr.de

Affiliations German Aerospace Center (DLR), Institute of Aerospace Medicine, Department Space Physiology, Cologne, Germany, Department of Orthopaedic Trauma, RWTH Aachen University, Aachen, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TK JZ JR RPF MH PE BG. Performed the experiments: TK JZ MH BG. Analyzed the data: BG JZ JR RPF. Contributed reagents/materials/analysis tools: TK PE MH JR. Wrote the paper: TK JZ JR RPF MH PE BG.