[1] Univ Coll Hosp, Dept Endocrinol, London, England
[2] Natl Hosp Neurol & Neurosurg, London, England
[3] Phys Clin, London, England
[4] St Bartholomews Hosp, Dept Endocrinol, London, England
[5] Univ Warwick, Univ Hosp Coventry & Warwickshire NHS Trust, Endocrinol Gen Med, Coventry, W Midlands, England
[6] Lister Hosp, London, England
[7] Royal Hallamshire Hosp, Sheffield, S Yorkshire, England
[8] Univ Oxford, Churchill, Oxford Ctr Diabet Endocrinol & Metab, Dept Endocrinol, Oxford, England
[9] Soc Endocrinol, 22 Apex Court, Bristol, Avon, England