1. Department of Head and Neck Surgery and Communication Sciences, School of Medicine, Duke University, Durham, North Carolina, USA
2. Department of Otolaryngology–Head and Neck Surgery, University of California San Francisco, San Francisco, California, USA
3. Department of Otolaryngology, Machakos Level Five Hospital, Machakos, Kenya
4. University Hospitals Sussex, Brighton, UK
5. Brighton and Sussex Medical School, Brighton, UK
6. School of Medicine, Clínica Alemana, Universidad del Desarrollo; Otorhinolaryngology Department, Dr Luis Calvo Mackenna Children’s Hospital, Santiago, Chile
7. Program in Global Surgery and Social Change, Harvard Medical School, Boston, Massachusetts, USA
8. Center for Global Surgery Evaluation, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts, USA
9. Department of Global Health Equity, Department of Otology and Laryngology, Harvard Medical School, Boston, Massachusetts, USA
10. SH:24 Sexual and Adolescent Reproductive Health, London, UK
11. Department of Otolaryngology–Head and Neck Surgery, School of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
12. Department of Otolaryngology–Head and Neck Surgery, Faculty of Health Sciences, Samson Assuta Ashdod University Hospital, Ben Gurion University, Ashdod, Israel
13. Division of Otolaryngology, University of Cape Town, Cape Town, South Africa