1. Macmillan Integrated Therapy Service, Shrewsbury and Telford NHS Trust, Shrewsbury
2. Maxillofacial Department, Wirral University Teaching Hospital, Wirral
3. Department of Otolaryngology, Head and Neck Surgery, Imperial College Healthcare NHS Trust, Charing Cross Hospital
4. Department of Speech, Voice and Swallowing, The Royal Marsden NHS Foundation Trust
5. Department of Surgery and Cancer, Imperial College London, Charing Cross Campus, London, UK