Scientific Papers of the American Surgical Association
Sosa, Julie Ann MD*†; Bowman, Helen M. MS‡; Tielsch, James M. PhD§; Powe, Neil R. MD, MPH, MBA†∥¶#; Gordon, Toby A. ScD*‡; Udelsman, Robert MD*
From the Departments of Surgery* and Medicine∥ and the Robert Wood Johnson Clinical Scholars Program, The Johns Hopkins University School of Medicine†; The Johns Hopkins Hospital‡; and the Departments of International Health,§ Epidemiology,¶ and Health Policy and Management,# The Johns Hopkins University School of Hygiene and Public Health, Baltimore, Maryland
Presented at the 118th Annual Meeting of the American Surgical Association, Palm Beach, Florida, April 1998.
Supported by the Robert Wood Johnson Foundation.
Address reprint requests to Robert Udelsman, MD, Chief, Division of Endocrine and Oncologic Surgery, Blalock 688, The Johns Hopkins Hospital, 600 N. Wolfe St., Baltimore, MD 21287.
Accepted for publication April 1998.
