From the Orthopedic Surgery Department, Pontificia Universidad Católica de Chile, Santiago, Chile (Dr. Ledermann, Dr. Besa, and Dr. Irarrázaval), and School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile (Mr. Rodrigo).
Correspondence to Dr. Irarrázaval:[email protected]
Institutional orthopaedics department funding was used for this study.
None of the following authors or any immediate family member has received anything of value from or has stock or stock options held in a commercial company or institution related directly or indirectly to the subject of this article: Dr. Ledermann, Mr. Rodrigo, Dr. Besa, and Dr. Irarrázaval.
Supplemental digital content is available for this article. Direct URL citation appears in the printed text and is provided in the HTML and PDF versions of this article on the journal's Web site (www.jaaos.org).