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From the Department of Anesthesiology, Weill Cornell Medical College, New York, New York.
Accepted for publication November 15, 2013.
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Funding: The authors received no funding for this study.
The authors declare no conflicts of interest.
Reprints will not be available from the authors.
Address correspondence to Anup Pamnani, MD, Department of Anesthesiology, Weill Cornell Medical College, 525 East 68th St., M303 New York, NY 10065. Address e-mail to email@example.com.