Department of Surgery Dalhousie University Saint John, New Brunswick, Canada
Correspondence about the original article: R.W. Wright, MD, Department of Orthopedic Surgery, Washington University School of Medicine, 660 South Euclid Ave, Campus Box 8233, St. Louis, MO 63110 (firstname.lastname@example.org).
Source of funding for the original study: No external funding.
Received September 16, 2013
Accepted September 16, 2013