1. Department of Endodontics, Faculty of Dentistry, University of Health Sciences, Istanbul, Turkey;
2. Medical Biochemistry Department, Sultan Abdülhamid Han Training Hospital, University of Health Sciences, Istanbul, Turkey;
3. Department of Dentomaxillofacial Radiology, Faculty of Dentistry, University of Health Sciences, Istanbul, Turkey;
4. Department of Endodontics, Faculty of Dentistry, Istanbul Medipol University, Istanbul, Turkey