1. Head and Neck Cancer Working Group, School of Health and Life Sciences, Teesside University, Middlesbrough TS1 3BX, UK
2. School of Public Health, King Ceasar University, Kampala P.O. Box 88, Uganda
3. Department of Oral Pathology, University of Ibadan, Ibadan 200005, Nigeria
4. Campaign for Head and Neck Cancer Education (CHANCE) Programme, Cephas Health Research Initiative Inc., Ibadan 200005, Nigeria
5. Faculty of Dentistry, University of Puthisastra, Phnom Penh 120204, Cambodia
6. Department of Oral and Maxillofacial Surgery, University College Hospital/University of Ibadan, Ibadan 200005, Nigeria
7. Department of Sociology, Usmanu Danfodiyo University, Sokoto 84001, Nigeria
8. Department of Sociology, University of Johannesburg, Johannesburg 2001, South Africa
9. School of Computing, Engineering, and Digital Technologies, Teesside University, Middlesbrough TS1 3BX, UK
10. Division of Medicine, Nottingham University Teaching Hospital NHS Trust, Nottingham NG7 2GT, UK
11. Department of Preventive and Community Dentistry, University of Rwanda, Kigali 4285, Rwanda
12. College of Health Sciences, Makerere University, Kampala P.O. Box 88, Uganda
13. School of Dentistry, University of Texas Health Science Center at Houston, Houston, TX 77054, USA
14. Department of Oral Medicine and Periodontology, Faculty of Dental Sciences, University of Peradeniya, Peradeniya 20400, Sri Lanka
15. Center for Research in Oral Cancer, Faculty of Dental Sciences, University of Peradeniya, Peradeniya 20400, Sri Lanka