1. Department of Rhinology and Facial Plastics Surgery; Royal National Throat Nose and Ear Hospital; London UK
2. Department of Rhinology and Facial Plastics Surgery; Charing Cross Hospital; Imperial College Healthcare NHS Trust; London UK
3. Department of Plastic and Reconstructive Surgery; Royal Free London NHS Foundation Trust; London UK
4. The Institute of Psychiatry, Psychology and Neuroscience; King's College London and the South London and Maudsley NHS Foundation Trust; London UK
5. The Ear Institute; UCL; London UK