About the Authors

Robert Sonntag

Affiliation Laboratory of Biomechanics and Implant Research, Clinic for Orthopedics and Trauma Surgery, Center for Orthopedics, Trauma Surgery and Spinal Cord Injury, Heidelberg University Hospital, Heidelberg, Germany

Jörn Reinders

Affiliation Laboratory of Biomechanics and Implant Research, Clinic for Orthopedics and Trauma Surgery, Center for Orthopedics, Trauma Surgery and Spinal Cord Injury, Heidelberg University Hospital, Heidelberg, Germany

Jens Gibmeier

Affiliation Institute of Applied Materials, Karlsruhe Institute of Technology (KIT), Karlsruhe, Germany

J. Philippe Kretzer

philippe.kretzer@med.uni-heidelberg.de

Affiliation Laboratory of Biomechanics and Implant Research, Clinic for Orthopedics and Trauma Surgery, Center for Orthopedics, Trauma Surgery and Spinal Cord Injury, Heidelberg University Hospital, Heidelberg, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RS JG JPK. Performed the experiments: RS JR JG. Analyzed the data: RS JR. Contributed reagents/materials/analysis tools: JG JPK. Wrote the paper: RS JR JG JPK.