Druce Maralyn, Goldstone Anthony P, Tan Tricia M M, Meeran Karim
Endocrine Unit, Department of Investigative Medicine, Imperial College Healthcare NHS Trust, Hammersmith Hospital, London, UK.
Lancet. 2008 Feb 16;371(9612):596. doi: 10.1016/S0140-6736(08)60272-X.