1. South Thames’ Cleft Unit Guy's and St Thomas Hospital London UK
2. Cleft Net East Cleft Network Addenbrooke's Hospital Cambridge UK
3. Children's Hearing Centre University Hospitals Bristol NHS Foundation Trust Bristol UK
4. School of Social and Community Medicine University of Bristol Bristol UK
5. North Thames Cleft Centre Great Ormond Street Hospital for Children and Broomfield Hospital London UK
6. East of England Cleft Network Audiology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
7. Centre for Appearance Research University of the West of England Bristol UK
8. School of Oral and Dental Sciences University of Bristol Bristol UK
9. National Institute for Health Research (NIHR) Biomedical Research Unit in Nutrition, Diet and Lifestyle at the University Hospitals Bristol NHS Foundation Trust and the University of Bristol Bristol UK