tailieunhanh - Intelligent Business Upper Intermediate coursebook_1

It is also likely that the toxic components of tobacco smoke, mainly nicotine, may directly or indirectly deteriorate periodontal tissues. Cigarette smoking represents a risk factor for progression of periodontitis, the effect of which may be dose related. Heavy smokers should be considered as high-risk individuals for progression of periodontitis. The clinical implications for this are that smokers should be identified during patient examination and efforts should be made to modify this behavioural risk factor. Furthermore, smoking or molecules related to smoking such as blood cotinine induced by smoking should be considered as important risk markers of periodontal disease that are relevant to the assessment of prognosis (Calsina. | Intelligent Business Coursebook Upper Intermediate Business English bBb Longman Tonya Trappe Graham Tullis The Economist Coursebook Upper Intermediate Business English Pearson Education Limited Edinburgh Gate Harlow Essex CM20 2JE England and Associated Companies throughout the world. Pearson Education Limited 2006 The right of Tonya Trappe and Graham Tullis to be identified as authors of this Work has been asserted by them in accordance with the Copyright Designs and Patents Act 1988. 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 or otherwise without the prior written permission of the Publishers. First published 2006 ISBN-13 978-0-582-84809-2 ISBN-10 0-582-84809-1 Set in Economist Roman Printed in Spain by Graficas Estella Acknowledgements The authors would like to thank our editors Tony Garside and Stephen Nicholl and the following people and their organisations for their assistance Laurence Baierlein Gilles Béguin Gérard Desmarest Mac MacKenzie violaine Fray Sarah Hamberg Harvard Business School Olivier Heller Insead Fontainebleau Jean Pierre Masson Kevin O Driscoll Adeline Quesnel and Henriette Tullis. We would also like to thank the students and staff at ESIEA Paris and L universite de Paris XII. The publishers would like to thank the following people for their helpful comments on the manuscript for this book Irene Barrall UK Louise Bulloch Intercom Language Services GmbH Steve Bush The British Institute Florence William Cooley Open Schools of Languages Madrid Peter Dunn Groupe ESC Dijon Bourgogne Jolanta Korc-Migon Warsaw University of Technology Louise Pile UK. The publishers would like to thank the following people for their help in piloting and developing this course Richard Booker and Karen Ngeow University of Hong Kong Adolfo Escuder EU Estudios Empresariales University of .

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