About the Authors

Elżbieta Skorupska

skorupska@ump.edu.pl

Affiliation Department of Rheumatology and Rehabilitation, Poznan University of Medical Sciences, Poznan, Poland

Przemysław Keczmer

Affiliation Department of Rheumatology and Rehabilitation, Poznan University of Medical Sciences, Poznan, Poland

Rafał M. Łochowski

Affiliation Department of Mathematics and Mathematical Economics, Warsaw School of Economics, Warsaw, Poland

Paulina Tomal

Affiliation Department of Rheumatology and Rehabilitation, Poznan University of Medical Sciences, Poznan, Poland

Michał Rychlik

Affiliation Department of Virtual Engineering, Poznan University of Technology, Poznan, Poland

Włodzimierz Samborski

Affiliation Department of Rheumatology and Rehabilitation, Poznan University of Medical Sciences, Poznan, Poland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ES RŁ. Performed the experiments: PK PT. Analyzed the data: ES. Contributed reagents/materials/analysis tools: PK RŁ. Wrote the paper: ES RŁ PK MR WS.