About This Journal FREE

Editor: Julie Ann Freischlag, MD Johns Hopkins Medical Institutions 720 Rutland Ave Ross 759 Baltimore, MD 21205 archsurg@jama-archives.org

Deputy Editors: Edward E. Cornwell III, MD, FCCM, Washington, DC Richard D. Schulick, MD, Baltimore, Maryland

CME Section Editor: Edward E. Cornwell III, MD, FCCM, Washington, DC

Resident’s Forum Section Editors: Richard D. Schulick, MD, Baltimore, Maryland Pamela A. Lipsett, MD, Baltimore, Maryland

Image of the Month Section Editor: Carl E. Bredenberg, MD, Portland, Maine

Web Editor: Michael E. Zenilman, MD, Brooklyn, New York

Editorial Assistant: Terri CarterPhone: (443) 287-0026 Fax: (410) 502-3131 E-mail: archsurg@jama-archives.org

Richard J. Bold, MD, Sacramento, California L. D. Britt, MD, MPH, Norfolk, Virginia Jo Buyske, MD, Philadelphia, Pennsylvania Sally E. Carty, MD, Pittsburgh, Pennsylvania Justin B. Dimick, MD, MPH, Ann Arbor, Michigan Diana L. Farmer, MD, San Francisco, California Susan Galandiuk, MD, Louisville, Kentucky James C. Hebert, MD, Burlington, Vermont David C. Linehan, MD,  St Louis, Missouri Edward H. Livingston, MD, Dallas, Texas Charles D. Mabry, MD, Pine Bluff, Arkansas Jeffrey B. Matthews, MD,  Chicago, Illinois Mary H. McGrath, MD, MPH, San Francisco, California David S. Mulder, MD, Montreal, Quebec, Canada Leigh A. Neumayer, MD, MS, Salt Lake City, Utah J. Patrick O'Leary, MD, Miami, Florida George C. Velmahos, MD, PhD, MSEd, Boston, Massachusetts Selwyn M. Vickers, MD, Minneapolis, Minnesota

Edwin C. Jesudason, MBBChir, MA, FRCS(Paed), MD, Liverpool, England Delawir Kahn, MBChB, FCS(SA), ChM(UCT), Cape Town, South Africa Ismail M. Khalil, MD, Beirut, Lebanon Jonathan B. Koea, MBChB, MD, FRACS, Auckland, New Zealand Antoon E. Lerut, MD, FRCS, Leuven, Belgium Jacques Marescaux, MD, FRCS, Strasbourg, France Russell W. Strong, FRCS (Eng), FRACS, FRACDS, FRCS [Hon] (Edin), Brisbane, Queensland, Australia Manuel Trias, MD, PhD, Barcelona, Spain Desmond C. Winter, MB, FRCSI, MD, FRCS (Gen), Dublin, Ireland

Dean Lewis, MD, 1920-1940 Waltman Walters, MD, 1941-1942; 1946-1961 Lester Dragstedt, MD, 1943-1945 J. Garrett Allen, MD, 1962-1969 Richard Warren, MD, 1970-1976 Arthur Baue, MD, 1977-1988 Claude H. Organ Jr, MD, 1989-2004

Offices: 515 N State St, Chicago, IL 60654

Catherine D. DeAngelis, MD, MPH Editor in Chief Scientific Publications & Multimedia Applications Phil B. Fontanarosa, MD, MBA Executive Deputy Editor, JAMACheryl Iverson: Managing Editor

Department Director: Paula Glitman Manuscript Editing Manager: Brenda Gregoline Senior Manuscript Editors: Tracy Frey, Shannon L. Sparenga Manuscript Editors: Laura Adamczyk, Roya Khatiblou Freelance Manuscript Editing Manager: Diane L. Cannon Freelance Manuscript Editing Coordinators: Vickey Golden, Julia M. Kessler, Connie L. Manno Freelance Copy Editors and Copyreaders: Catherine A. Alden, Jan Clavey, Lisa M. Cluver, Mary Coerver-Connolly, Robin Husayko, Laura King, Nicole C. Netter, Caroline Woods, Rachel Young Editorial Systems Administrator: Paul Frank Editorial Systems Manager: Monica Mungle Associate Developer: J.D. Neff Editorial Assistant: Wanda Hill

Director, Administration: Marla A. Hall

Director: Margaret Winker, MD Electronic Media Department Director: Michelle Kurzynski Associate Web Editors: Christopher Hastings, Peter Kim Web Administrative Assistant: Reuben Rios

Senior VP & Publisher: Robert A. Musacchio, PhD

Division Director: Jeffery J. Bonistalli Manager: Kathy Russell Staff: Mirna Monal Sales Representative: Stacey McHugh Assistant Publisher, Classified Advertising/Circulation Promotion: Geoffrey Flick Manager: Thalia Moss Staff: Rachelle Brooks, Tem Harrier, Michelle Sharpe Director, Marketing Support Services: Mark Thornbury Staff: Nancy Bell, Dennis Sammartino Director, Reprints: Mark Kuhns Staff: Susan Lovenberg

Director, Worldwide Sales: Vida Damijonaitis Circulation Sales & MarketingManagers: Saskia Bolore, Gretchen Linder, Jeremy Nielsen Staff: Rebecca Haas, Christine Hearne Marketing and Product DevelopmentManager: Elizabeth Solaro Staff: Millette Jackson-Bates, Sara Nicholson

Division Director: Vanessa Hayden Directors: Karen Adams-Taylor, Susana Eloy de Vitale, Ryan Patella, Sue Sherrill Managers: David Antos, Karen Branham, Suzanne J. Bukovsky, Debbie Camp, Susan Chiara, Diane Darnell, Karl Elvin, Mary Ellen Johnston, Michael McGraw, Chris Meyer, Sean O’Donnell, Sean Ohlson, Phil O'Leary, Susan Price, Stacy Tucker Advertising and Production Services: Karen Allbright, Bernadette Bauer, Rhonda Bailey Brown, Euwanaha Joiner-Smith, Brian McCartney, John Pantlind, Cindy Rendlen, Denise Steinhauser, Ellen Yoshihara Circulation Services: Julie Burton, Michael Deegan, Donovan Hanson, Noemi Olmo, Kathryn Osten Composition and New Media: Gail Barrett, Regina Brownlee, Brenda Chandler-Grayer, Scott Curl, Amy Evers, Teri Hutchison, Mary Ann Kuranda, Joshua Lampinen, Patricia E. Panek, La'son Diggs Sledge, George Thomson Graphics: Joe Amft, Maria Duda, Fred Furtner, Carolyn Hall, Maria Kowalkowski, JoAnne Weiskopf Proofreading: Carol Joy Farrell, Daniel James, Judith A. Literskis, Teresa H. Omiotek, Barbara Wojtowicz, Agnes A. Zarkadas

Michael D. Maves, MD, MBA, Executive Vice President, Chief Executive Officer Bernard L. Hengesbaugh, Chief Operating Officer Robert A. Musacchio, PhD, Senior Vice President, Publishing & Business Services

All articles published, including editorials, letters, and book reviews, represent the opinions of the authors and do not reflect the policy of the American Medical Association, the Editorial Board, or the institution with which the author is affiliated, unless this is clearly specified.

Copyright 2009 by the American Medical Association. All rights reserved. Reproduction without permission is prohibited.