Editorial Staff
Editor
Brian Haynes, MD, PhD
Deputy Editor
James Douketis, MD
Associate Editors
Eric Bates, MD
Edmond Chouinard, MD
Catherine Clase, MB, BChir
Deborah Cook, MD
Chris Del Mar, MB, BChir, MD
P.J. Devereaux, MD
Donna Fedorkow, MD
Amit Garg, MD, PhD
John Geddes, MD
Hertzel Gerstein, MD
Paul Glasziou, MBBS, PhD
Gordon Guyatt, MD
Lawrence Hart, MD
Richard Hoffman, MD
Anne Holbrook, MD, PharmD
Dereck Hunt, MD
Roman Jaeschke, MD
Glenn Jones, MD
Mitchell Levine, MD
Mark Loeb, MD
Lorraine Macdonald, MD
Grant Macfarlane, MD
John Marshall, MD
Robin McLeod, MD
Maureen Meade, MD
Victor Montori, MD
David Morgan, MD
James Nishikawa, MD
Wieslaw Oczkowski, MD
Akbar Panju, MB, ChB
Alexandra Papaioannou, MD
Dominic Raco, MD
Goutham Rao, MD
Scott Richardson, MD
Bruno Salena, MD
Holger Schünemann, MD
John Sellors, MD
Paul Shekelle, MD, PhD
Joel Simon, MD
Fiona Smaill, MB, ChB
Matthew Stanbrook, MD, PhD
Martin Stockler, MBBS
Sharon Straus, MD
Robert Weiss, MD
Andrew Worster, MD
Research Associates
Angela Eady, MLS
Joanne Gunby, MSc
Jean Mackay, MA, MSc
Susan Marks, BA, BEd
Rovena Tey, MSc
Production Supervisor
Dawn Jedraszewski
Editorial Assistants
Nancy Bordignon
Laurie Gunderman
Editorial Office
Health Information Research Unit, 3H7
Department of Clinical Epidemiology and Biostatistics
McMaster University Faculty of Health Sciences
1200 Main Street West
Hamilton, Ontario L8N 3Z5 Canada
905-525-9140, ext. 22255
FAX 905-546-0401
E-mail: bhaynes@mcmaster.ca
Editorial Board
Claire Bombardier, MD, Toronto
Norman Boyd, MD, Toronto
Robert Brook, MD, Los Angeles
John Cairns, MD, Vancouver
Clifton Cleaveland, MD, Chattanooga
Allan Detsky, MD, PhD, Toronto
Arthur Evans, MD, Chicago
Eric Larson, MD, Seattle
Andreas Laupacis MD, Ottawa
Valerie Lawrence, MD, San Antonio
Alexander Logan, MD, Toronto
Cynthia Mulrow, MD, San Antonio
Joseph Pater, MD, Kingston
David Ransohoff, MD, Chapel Hill
David Sackett, MD, Markdale
Brian Strom, MD, Philadelphia
Peter Tugwell, MD, Ottawa
Publishing Staff
Publisher
Robert Spanier
Associate Publisher
Diane McCabe
Director, Editorial Production
Linda Drumheller
Manager, Editorial Production
Mary Boylan
Composition Production Coordinator
Wendy Smith
Director, Advertising Sales
Kevin A. Bolum
National Account Managers
Kenny Watkins
Advertising Production
John Carney
Penny Quartapella
Recruitment Sales
Margaret Gardner
Maria Fitzgerald
Circulation Administrator
Ronald Langmacher
Publishing Office
American College of Physicians
190 N. Independence Mall West
Philadelphia, PA 19106-1572 USA
800-523-1546
215-351-2400
FAX 215-351-2644
Web Site Technical Staff
Manager, ACP Online
Neil Kohl
Production Editor
Beth Jenkinson
Copyright ©2008 American College of Physicians. The information contained herein should never be used as a substitute for good clinical judgment.