1. Center for Biochemistry Medical Faculty University of Cologne Cologne Germany
2. Istituto Di Patologia Clinica Azienda Sanitaria Universitaria Integrata di Udine (ASUID) Udine Italy
3. Center for Molecular Medicine Cologne (CMMC) University of Cologne Cologne Germany
4. Center for Musculoskeletal Biomechanics (CCMB) Medical Faculty University of Cologne Cologne Germany