1. Department of Periodontology Faculty of Dentistry University of Osmangazi Eskişehir Turkey
2. Department of Periodontology Faculty of Dentistry University of Gaziantep Gaziantep Turkey
3. Deparment of Medical Biochemistry Faculty of Medicine University of Gaziantep Gaziantep Turkey
4. Department of Periodontology Faculty of Dentistry University of Uludağ Bursa Turkey