Kim, Kelvin BA; Kiser, Casey MD; Armstrong, April D. MD, FRCSC
Penn State Milton S. Hershey Medical Center, Hershey, PA
The authors declare no conflict of interest.
Reprints: April D. Armstrong, MD, FRCSC, James Bobb Professor of Orthopaedics and Rehabilitation, Penn State Hershey Bone and Joint Institute, 30 Hope Drive, Building B, Suite 2400, Hershey, PA 17033-0850 (e-mail: [email protected]).