1. Department of Public Health Dentistry Manipal College of Dental SciencesManipal Academy of Higher Education Manipal India
2. Department of Oral Medicine and Radiology Manipal College of Dental SciencesManipal Academy of Higher Education Manipal India
3. Dental Epidemiology and Public Health Faculty of Dentistry WHO Collaborating Centre for Dental Epidemiology and Public HealthSir John Walsh Research InstituteUniversity of Otago Dunedin New Zealand