From the US Army Institute of Surgical Research (C.E.W., M.A.D., L.H.B.), Fort Sam Houston, Texas; and Department of Surgery (J.B.H.), University of Texas Health Science Center, Houston, Texas.
Submitted for publication October 23, 2008.
Accepted for publication January 3, 2009.
The opinions or assertions expressed herein are the private views of the authors and are not to be construed as official or as reflecting the views of the US Department of the Army or the US Department of Defense.
Address for reprints: Charles Wade, PhD, US Army Institute of Surgical Research, 3400 Rawley E Chambers Avenue, Fort Sam Houston, TX 78234; email: firstname.lastname@example.org.