Consultants who participated in our study are— Alexandra Hospital, Redditch: Close, Fraser B, Sankey; Horton General Hospital, Banbury: Marcovitch; Birmingham Children’s Hospital, Birmingham: Ainsworth, Alton, Beath, Berry, Blacklay, Booth, Buick, Clarke, Corkery, Darbyshire, Drake-Lee, de Giovanni, Debelle, Edwards, George, Goldstein, Gornal, Green, Hill, Hocking, Hulton, Kelly, Kirk, McLellan, Mann, McKiernan, Moy, Milford, Morris, Moss, Murphy, Pearman, Proops, Ryder, Rylance, Silove, Simmonds, Stevens, Stumper, Sunderland, Tarlow, Taylor, Weller, Whitehouse, Willshaw, Woolf, Wright; West Midlands Eye Centre, Birmingham: Butler, Murray; The Queens Hospital, Burton on Trent: Manzoor; Samuels, Nisar, Stokes; City Hospital, Birmingham: Addy, Aukett, Bissenden, Gordon, Jacobs, North, Pal, McDonagh, Situnayake, Skinner; Glan Clwyd Hospital, Rhyl: Yuille; Department of Community Child Health, Birmingham: Rao; Coventry Healthcare Trust, Coventry: Spencer; Derbyshire Children’s Hospital: Axton, Dodd, Morton, Ruggins; Wordsley Hospital, Stourbridge: Leyland, Mohite, Megasi-Schwartz, Sharma; Russells Hall Hospital, Dudley: Mugdal; The Guest Hospital, Dudley: Delamere, Kitas, Nagendran, Whallett; George Elliot Hospital, Nuneaton: Comley, Datta, de Boer, Fear, Livera, Venkataraman; Gloucester Royal Hospital: Day, Rushforth, Stephens, Webb; Good Hope Hospital, Birmingham: Baxi, Bennett-Britton, Lee, Meran; Great Ormond Street Hospital for Sick Children, London: Pilkington; Walsall Community Health Trust, Walsall: Carter; Birmingham Heartlands Hospital, Birmingham: Faizal, Goodyear, Mulik, Mupanemunda, Ninan, Pugh, Rabb, Riordan, Roper, Rose; County Hospital, Hereford: Butterfill, Fraser, Rees, Williams; Wycombe General Hospital, High Wycombe: Earley; John Radcliffe Hospital, Oxford: Craze, Edge, Ostman-Smith; Lea Castle Hospital, Kidderminster: Crawley; Glenfield Hospital, Leicester: Chan, Leanage; Leicester Royal Infirmary: Comley, Elias-Jones, Green, Houtman, Wailoo; Greenhill Health Centre, Lichfield: Light; Birmingham Community Children’s Centre, Birmingham: Simkiss; North Staffordshire Royal Infirmary, Stoke on Trent: Alexander, Brookfield, Davidson, Heycock, Lenney, Lithgow, Magney, Melville, Palmer, Raffeeq, Reynolds, Samuels, Smith, Southall; Queen’s Hospital, Stoke on Trent: Mirfattahi; City General, Stoke on Trent: Campbell, Spencer; New Cross Hospital, Wolverhampton: Ali, Anderson, Dison, Derso, Kalra, Kumar, Moore, Ross, Rayner; Northampton General Hospital, Northampton: Beer, Griffin, Hewertson, Thompson, Walker; Kettering General Hospital, Northampton: Smith; Hospital of St Cross, Rugby: Al Moudaris; Queens Medical Centre, Nottingham: Charlton, Venning, Swannell; Royal Shrewsbury Hospital: Brice, Quinlivon, Watt, Welch; South Warwickshire Hospital, Warwick: Acharya, Marguerie, Nathavirana, Storrs, Vaz; South Birmingham Community Trust, Birmingham: Honeyman; Sandwell General Hospital, West Bromwich: Agwu, Grindulis, Grindulis, Jayatunga, Low, Mayne, Sheppard; Selly Oak Hospital, Birmingham: Jobanputra, Jubb, Rankin; Solihull Health Care, Birmingham: Stanton; Solihull Hospital, Birmingham: Watkinson; Southmead Hospital, Bristol: Hollingworth; Stafford District General Hospital: Carlton, Gordon-Nesbitt; Princess Royal Hospital, Telford: Hinde, Hoque, Ingram, Matthews, Vrahimis; Manor Hospital, Walsall: Constable, Drew, Gatrad, Howse, Sinha; Walsgrave Hospital, Coventry: Allen, Blake, Coe, Coad, Essex, Gillott, Obaid, Simmonds, Stirling; Worcester Royal Infirmary: Castling, Childs, Cole, Hanlon, Mason, Mills, Rowe, Scanlon; Robert Jones and Agnes Hunt Orthopaedic Hospital, Oswestry: Butler, Dixey; Haywood Hospital, Stoke on Trent: Chehata, Farrell, Hassell, Hay; Cannock Chase Hospital, Cannock: Mulherin, Price, Sheeran; Brouglais General Hospital, Dyfed: Walters; Macclesfield District General Hospital: Marinaki, Owens, Spillman; University of Birmingham: Bradwell, Drayson, Lane, Raza; Kidderminster General Hospital: Frost; Springfield Centre, Birmingham: McCardle; Womens’ Hospital, Birmingham: Morgan; Queen Elizabeth Psychiatric Hospital, Birmingham: Corbett; Queen Elizabeth Hospital, Birmingham: Spooner; Royal Manchester Children’s Hospital: Patel; Ounsted Clinic, Oxford: Martin. THE LANCET • Vol 360 • October 19, 2002 • http://image.thelancet.com/extras/01art11014webappendix.pdf For personal use. Only reproduce with permission from The Lancet Publishing Group..