© BMJ Books 2001
BMJ Books is an imprint of the BMJ Publishing Group
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system, or transmitted, in any form or by any means, electronic,
mechanical, photocopying, recording and/or otherwise, without the prior written
permission of the publishers.
First published in 2001
by BMJ Books, BMA House, Tavistock Square,
London WC1H 9JR
http://www.bmjbooks.com
BBrriittiisshh LLiibbrraarryy CCaattaalloogguuiinngg iinn PPuubblliiccaattiioonn DDaattaa
A catalogue record for this book is available from the British Library
ISBN 0-7279-1489-
Typeset by Saxon Graphics Ltd, Derby
Printed and bound by MPG Books Ltd, Bodmin, Cornwall.