1. Faculty of Medicine, Institute of Pathology; Comenius University; Bratislava Slovakia
2. Institute of Normal and Pathological Physiology; Slovak Academy of Science; Bratislava Slovakia
3. Medirex Group Academy; Bratislava Slovakia
4. Faculty Hospital with Polyclinic; Skalica Slovakia
5. Division of Pathology; Alpha Medical Patologia, Ltd; Bratislava Slovakia