1. Department of Anatomy, Faculty of Medicine, Wroclaw Medical University, ul. Chałubińskiego 6a, 50-368 Wrocław , Poland
2. Department of Anatomy, Faculty of Medicine, Wrocław Medical University, Wrocław , Poland
3. Faculty of Medicine and Health Sciences, University of Zielona Góra, Zielona Góra , Poland
4. Regional Psychiatric Hospital for People with Mental Disorders, Cibórz, Lubuskie Province, Zielona Góra , Poland
5. Department of Anthropology, Wrocław University of Environmental and Life Sciences, Wrocław , Poland