1. Department of Otolaryngology - Head & Neck Surgery Surgery; University College Hospital NHS Foundation Trust; London UK
2. National Institute of Health and Care Excellence (NICE) 2013 Scholar; London UK
3. The Ear Institute; University College London; London UK
4. Department of Otolaryngology - Head & Neck Surgery; Imperial College Healthcare NHS Trust; London UK
5. Dr Foster Intelligence Ltd; London UK
6. Department of Clinical Coding; Imperial College Healthcare NHS Trust; London UK
7. Department of Oral & Maxillofacial Surgery; University College Hospital NHS Foundation Trust; London UK
8. Department of Otolaryngology - Head & Neck Surgery; Barts Health, Royal London Hospital; London UK
9. Department of Clinical Oncology; University College Hospital NHS Foundation Trust; London UK
10. Department of Plastic & Reconstructive Surgery; Imperial College Healthcare NHS Trust; London UK
11. Academic Surgical Unit; Department of Surgery & Cancer; St Mary's Hospital; London UK
12. Dr Foster Unit at Imperial College; Department of Primary Care and Public Health; Imperial College London; London UK