1. Faculty of Dentistry, Jinnah Medical & Dental College, Sohail University, Karachi, Pakistan
2. Centre of Clinical Research, Telemedicine and Telepharmacy, School of Medicinal and Health Products Sciences, University of Camerino, Camerino, Italy
3. Athena Centre for Advanced Research in Health Care, Camerino, Italy
4. Dental Public Health Graduate, College of Dental Medicine, Columbia University, New York City, NY, USA
5. Department of Pediatrics & Child Health, Aga Khan University, Karachi, Pakistan
6. Division of Clinical Dentistry, School of Dentistry, International Medical University Kuala Lumpur, 126 Jalan Jalil Perkasa 19, Bukit Jalil 57000, Wilayah Persekutuan Kuala Lumpur, Malaysia
7. Postgraduate Program Department of Esthetic and Restorative Dentistry, School of Dentistry, Saint Joseph University of Beirut, Beirut, Lebanon