1. Department of Genetics, Waksman Institute of Microbiology, Rutgers University, Piscataway, New Jersey, US
2. Institute for Virology and Immunobiology, Julius-Maximilians-Universität Würzburg, Würzburg, Germany
3. Department of Oral Biology and Diagnostic Sciences, Dental College of Georgia, Augusta University, Augusta, Georgia, US
4. Division of Restorative Dentistry, School of Dentistry, International Medical University Kuala Lumpur; Kuala Lumpur, Malaysia
5. Department of Oral Biology, Akhtar Saeed Medical and Dental College, Lahore, Pakistan
6. KHG FiteBac Technology, Marietta, Georgia, US