De Long William G, Einhorn Thomas A, Koval Kenneth, McKee Michael, Smith Wade, Sanders Roy, Watson Tracy
Department of Orthopaedic Surgery, Temple University, One Greentree Centre, Suite 104, Marlton, NJ 08053, USA.
J Bone Joint Surg Am. 2007 Mar;89(3):649-58. doi: 10.2106/JBJS.F.00465.