1. Department of Oral Health Practice, Center for Oral Health Research, College of Dentistry, University of Kentucky, Lexington, KY, USA
2. Division of Cardiovascular Medicine, Gill Heart Institute, University of Kentucky, Lexington, KY, USA
3. Department of Bioengineering and Chemistry, Rice University, Houston, TX, USA
4. School of Dentistry, University of Louisville, Louisville, KY, USA
5. Department of Biostatistics, College of Public Health, University of Kentucky, Lexington, KY, USA
6. Department of Statistics, College of Arts & Science, University of Kentucky, Lexington, KY, USA