[1] Sch Cardiovasc & Metab Med, London, England
[2] Kings Coll London, Sch Populat Hlth & Environm Sci, London, England
[3] Lorence Nightingale Fac Nursing Midwifery & Palla, London, England
[4] Kings Coll Hosp London, London, England
[5] Ctr Res Eating & Weight Disorders CREW, London, England
[6] Diabet Psychol & Psychiat Res Grp, Dept Psychol Med, London, England