Members of the external review panel were:

Dr K Beswick, Didcot Health Centre, Oxfordshire; Dr R D Brittain, Brinklow, Warwickshire, Professor Y H Carter, St Bartholomew's and Royal London School of Medicine and Dentistry, London; Dr R Churchill, University of Nottingham, Nottingham; Ms M Cohen, University of Birmingham, Birmingham; Mr B Court, West Midlands Regional Office, Birmingham; Dr L Culpepper, Pawtucket, Rhode Island; Dr G J Dinant, University of Limburg, Limburg; Dr D B Freedman, Luton and Dunstable Hospital NHS Trust; Dr A Glowinski, Wiltshire; Dr T A Gray, Northern General Hospital NHS Trust, Sheffield; Dr P Hammond, University of Bristol Medical School, Bristol; Dr B Higginson, Wellington Square Medical Centre, Hastings; Professor S Hilton, St George's Hospital Medical School, London; Professor P Hjortdahl, University of Oslo, Oslo; Mr R Holder, University of Birmingham, Birmingham; Professor E Jacobs, Mount Sinai Hospital New York, New York; Dr M Jones, University of Birmingham; Dr S Joslyn, University of Northern Iowa, Cedar Falls, Iowa; Dr D Kalra, University College Medical School, London; Professor M Kidd, Monash University, Melbourne; Dr E Magid, Sundby Hospital, Copenhagen; Dr L Michener, Duke University Medical Center, North Carolina; Dr J S Nosanchuk, Cayuga Medical Center, Ithaca, New York; Dr C Parr, Hereford and Worcester Family Health Services Authority, Worcester; Mrs E Rink, St George's Medical School, London; Dr P Rose, Warwick Hospital, Warwick; Dr G E Sella, East Ohio Regional Hospital, Martin's Ferry, Ohio; Mrs A Terry, Birmingham Health Authority� Birmingham; Ms M Throup, Solihull; Dr R Walton, University of Oxford, Oxford; Dr D Wells, Northgate Medical Centre, Aldridge; Professor M Werner, George Washington University Medical Center, Washington D.C; Dr R A G Winkens, Diagnostic Coordinating Centre, Maastricht; Dr J O M Zaat, Vrije Universiteit Amsterdam, Amsterdam.