1. Division of Periodontology, Department of Oral Health and Diagnostic Sciences, School of Dental Medicine, UConn Health, Farmington, CT, USA
2. Department of Periodontology, School of Dentistry, West Virginia University, WV, USA
3. Colgate Palmolive Technology Center, Piscataway, NJ, USA
4. Department of Community Medicine and Health Care, UConn Health, Farmington, CT, USA