John Roberts BattyRichard Bertram ColesRobert Christopher HillMichael George Raworth HullKeith Leslie KeithGeoffrey Alan Gerring MoggWilfred Herbert William MorrisMichael Charles Tempest ReillyJames SharpRoger Dorrington Ward
BMJ 2000; 320 :449
doi:10.1136/bmj.320.7232.449