1600 John F. Kennedy Blvd. Ste 1800 Philadelphia, PA 19103-2899 BREAST CANCER ISBN 0-443-06634-5 Copyright © 2005, 1999 by Elsevier Inc. All rights reserved. Not part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or any information storage and retrieval system, without permission in writing from the publisher. Permissions may be sought directly from Elsevier’s Health Sciences Rights Department in Philadelphia, PA, USA: phone: (+1) 215 239 3804, fax: (+1) 215 239 3805, e-mail: