About the Authors

Daniel L. Belavý

belavy@gmail.com

Affiliation Centre of Muscle and Bone Research, Charité Universitätsmedizin Berlin, Berlin, Germany

Ulf Gast

Affiliation Centre of Muscle and Bone Research, Charité Universitätsmedizin Berlin, Berlin, Germany

Martin Daumer

Affiliation Sylvia Lawry Centre for Multiple Sclerosis Research e.V. - The Human Motion Institute, Munich, Germany

Elena Fomina

Affiliation Institute for Biomedical Problems, Russian Academy of Sciences, Moscow, Russia

Rainer Rawer

Affiliation Novotec Medical Gesellschaft mit beschränkter Haftung, Pforzheim, Germany

Hans Schießl

Affiliation Novotec Medical Gesellschaft mit beschränkter Haftung, Pforzheim, Germany

Stefan Schneider

Affiliation Institute of Movement and Neurosciences, German Sport University, Cologne, Germany

Harald Schubert

Affiliation Novotec Medical Gesellschaft mit beschränkter Haftung, Pforzheim, Germany

Cristina Soaz

Affiliations Sylvia Lawry Centre for Multiple Sclerosis Research e.V. - The Human Motion Institute, Munich, Germany, Institute for Data Processing, Technische Universität München, Munich, Germany

Dieter Felsenberg

Affiliation Centre of Muscle and Bone Research, Charité Universitätsmedizin Berlin, Berlin, Germany

Competing Interests

RR and H. Schubert are employees of Novotec Medical. H. Schießl is owner of Novotec Medical. All other authors have no conflict of interest. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Project co-ordination in Moscow: EF. Project co-ordination in Berlin: UG DF. Conceived and designed the experiments: EF SS DF. Performed the experiments: UG RR H. Schießl H. Schubert SS. Analyzed the data: DLB UG MD RR SS CS. Contributed reagents/materials/analysis tools: EF MD RR H. Schießl H. Schubert. Wrote the paper: DLB UG MD SS CS.