1. Department of Endocrinology (C.P., M.E.R., P.J.T.), Christie Hospital, Manchester M20 4BX, United Kingdom
2. Department of Endocrinology, St. Bartholomew’s Hospital (W.M.D., G.M.B.), West Smithfield, London EC1A 7BE, United Kingdom
3. Department of Endocrinology, Hammersmith Hospital (K.M.), London W12 0HS, United Kingdom