1. Department of Medical Biology, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
2. Department and Clinic of Orthopedics and Traumathology, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
3. Department of Laboratory Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
4. Department of Genetics and General Animal Breeding, Faculty of Animal Breeding and Biology, University of Technology and Life Sciences Bydgoszcz, Poland