From the Department of Anesthesia, Aarhus University Hospital, Aarhus N, Denmark; and Department of Clinical Medicine, Aarhus University, Aarhus N, Denmark.
Accepted for publication October 22, 2018.
Conflicts of Interest: See Disclosures at the end of the article.
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Address correspondence to Peter Juhl-Olsen, MD, PhD, Department of Anesthesia, Aarhus University Hospital, Palle Juul-Jensens Blvd 99, 8200 Aarhus N, Denmark. Address e-mail to email@example.com.