Department of Anesthesiology, Duke University Medical Center, Durham, North Carolina
Supplemental data available at www.anesthesia-analgesia.org.
Accepted for publication April 4, 2005.
Address correspondence and reprint requests to Marek Brzezinski, MD, Department of Anesthesia and Perioperative Care, University of California, San Francisco, VA Medical Center, 4150 Clement Street, San Francisco, CA 94121. Address electronic mail to email@example.com.