Authors: D J Goldberg; H MacKinnon; R Smith; N B Patel; J B Scrimgeour; J M Inglis; J F Peutherer; G E Urquhart; J A Emslie; R G Covell Journal: BMJ Date: 1992-04-25
Authors: A Nicoll; C McGarrigle; A R Brady; A E Ades; P Tookey; T Duong; J Mortimer; S Cliffe; D Goldberg; D Tappin; C Hudson; C Peckham Journal: BMJ Date: 1998-01-24