2 East Suffolk & North Essex Foundation Trust, Department of Diabetes & Endocrinology, the Ipswich Hospital, Suffolk.
3 Lavant Road Surgery, Chichester.
4 Spinney Surgery, St Ives.
5 Buckden Dermatology Clinic Community Services, Buckden.
6 Wellcome - MRC Institute of Metabolic Science, University of Cambridge, and NIHR Cambridge Biomedical Research Centre, Addenbrooke's Hospital, Cambridge.