1. Department of Oral Biology, University of Florida College of Dentistry, Gainesville, Florida, USA
2. Department of Oral Biology, Umm AlQura University, Makkah, Saudi Arabia
3. Center for Molecular Microbiology, University of Florida College of Dentistry, Gainesville, Florida, USA
4. Department of Oral & Maxillofacial Pathology, University of Florida College of Dentistry, Gainesville, Florida, USA