Affiliation: | 1. Hinsdale Orthopaedics Associates, Hinsdale, Illinois, U.S.A.;2. Stritch School of Medicine, Loyola University, Chicago, Illinois, U.S.A.;3. Department of Orthopaedics, University of Illinois at Chicago, Chicago, Illinois, U.S.A.;4. Department of Radiology, Advocate Good Samaritan Hospital, Downers Grove, Illinois, U.S.A. |