*Department of Surgery, University of Michigan, Ann Arbor, MI
†Department of Surgery, University of Wisconsin, Madison, WI.
Reprints: Justin B. Dimick, MD, MPH, Center for Healthcare Outcomes and Policy, 2800 Plymouth Road, Building 16, Room 137E, Ann Arbor, MI 48109. E-mail: firstname.lastname@example.org.
Disclosure: The authors declare no conflicts of interest.