1. Medical Biochemistry; Faculty of Medicine; Erzincan University; Erzincan Turkey
2. Pediatric Surgery; Faculty of Medicine; Ufuk Şenel: Gaziosmanpasa University; Tokat Turkey
3. Histology and Embryology; Faculty of Medicine; Yildirim Beyazit University; Ankara Turkey
4. Anatomy; Faculty of Medicine; Gaziosmanpasa University; Tokat Turkey
5. Biochemistry; Bingol State Hospital; Bingol Turkey
6. Medical Biochemistry; Faculty of Medicine; Gaziosmanpasa University; Tokat Turkey