1. Department of Applied Oral Sciences, The ADA Forsyth Institute, Cambridge, MA, USA
2. Periodontist, Private Practice, Istanbul, Turkey
3. Department of Periodontology, Istanbul Medipol University, Istanbul, Turkey
4. Department of Oral Microbiology and Infection, Harvard School of Dental Medicine, Boston, MA, USA
5. Department of Neurology, Istanbul Medipol University, Istanbul, Turkey