1. Clinic of Medical Oncology, UMHAT "St. Marina"
2. Department of Propedeutics of Internal Diseases, Medical University of Varna
3. Laboratory of Immunology, UMHAT "St. Marina"
4. Department of Pediatrics and Medical genetics, Medical University of Varna
5. Department of Internal Medicine, UMHAT "St. Marina"
6. Clinic of Surgery, UMHAT "St. Marina"
7. Department of General and Operative Surgery, Medical University of Varna