1. Department of Periodontology, Faculty of Dentistry, Akdeniz University, Antalya, Turkey;
2. Department of Periodontology, Faculty of Dentistry, Başkent University, Ankara, Turkey;
3. Department of Biochemistry, Faculty of Veterinary Medicine, Selcuk University, Konya, Turkey;
4. Department of Periodontology, Faculty of Dentistry, Medipol University, İstanbul, Turkey