By H. George Burkitt, BDScHons(Queensland), FRACDS, MMedSci(Nottingham), MB, BChirCambridge), FRACGP, FACPsychMed, General Medical Practitioner and Medical Author, Sydney, New South Wales, Australia; Clive R. G. Quick, MB, BS(London), FDS, FRCS(England), MS(London), MA(Cambridge), Consultant General and Vascular Surgeon, Hinchingbrooke Hospital, Huntingdon; Associate Lecturer in Surgery, University of Cambridge; Former Examiner in Basic Sciences and Clinical Surgery for FRCS and MRCS(England); Joanna B Reed, BMedSci(Hons), BM BS(Nottingham), FRCS(Eng), Clinical Director for Surgery and Consultant Laparoscopic and Upper Gastrointestinal Surgeon, Hinchingbrooke Hospital, Huntingdon, UK; and Philip J. Deakin, BSc(Hons), MBChB(Sheffield), General Medical Practitioner, Sheffield, UK |