1 | Department of Orthopaedic and Traumatology, W. Dega University Hospital, University of Medical Sciences, Poznań, Poland |
2 | Clinic; Polyclinic of Neuroorthopedic and Neurology, Institute of Rheumatology, Warsaw, Poland |
3 | Faculty of Chemistry, Adam Mickiewicz University in Poznań, Poland |
4 | Clinic and Polyclinic of Neuro-orthopedic and Neurology, Institute of Rheumatology, Warsaw, Poland |
5 | Department of Spondyloorthopaedics and Biomechanics of the Spine, Poznań University of Medical Sciences, Poland |