1. Department of Human Morphology and Embryology, Division of Normal Anatomy, Wroclaw Medical University, ul. Chalubinskiego 6a, 50-368Wroclaw, Poland
2. Department of Human Morphology and Embryology, Division of Ultrastructure Research, Wroclaw Medical University, ul. Chalubinskiego 6a, 50-368Wroclaw, Poland
3. Department of Anthropology, Institute of Immunology and Experimental Therapy, Polish Academy of Sciences in Wroclaw, ul. Weigla 12, 53-114Wroclaw, Poland
4. Institute of Low Temperature and Structure Research, Polish Academy of Sciences, ul. Okolna 2, 50-422Wroclaw, Poland
5. Centre for Advanced Materials and Smart Structures, Polish Academy of Sciences, ul. Okolna 2, 50-422Wroclaw, Poland
6. Department of Histology, Wroclaw University of Environmental and Life Sciences, ul. Norwida 25, 50-375Wroclaw, Poland
7. Department of Forensic Medicine, Wroclaw Medical University, ul. Mikulicza-Radeckiego 4, 50-345Wroclaw, Poland
8. Institute of Geological Sciences, University of Wroclaw, Pl. Borna 9, 50-205Wroclaw, Poland
9. Department of Human Morphology and Embryology, Division of Histology and Embryology, Wroclaw Medical University, ul. Chalubinskiego 6a, 50-368Wroclaw, Poland