*Department of Orthopaedic Surgery, University of Minnesota, Minneapolis, MN; and
†Department of Orthopaedic Surgery, Regions Hospital, St Paul, MN.
Reprints: Brian P. Cunningham, MD, Regions Hospital, Department of Orthopaedic Surgery, 640 Jackson Street, St. Paul, MN 55101 (e-mail: [email protected]).
Contributing authors: L. M. MacCormick; D. L. McCreary, and A. J. Dugarte.
B. P. Cunningham: Spouse is founder and CEO of CODE Technology. The remaining authors report no conflict of interest.
Institutions at which work was performed: University of Minnesota, Department of Orthopaedic Surgery, 2450 Riverside Ave S, R200, Minneapolis, MN 55454, Phone: 612-273-8043, Fax: 612-273-8099. Regions Hospital, Department of Orthopaedic Surgery, 640 Jackson St, St Paul, MN 55101, Phone: 651-254-3799, Fax: 651-254-1519.
First author: B. R. Williams, MD.