Clayton Robert A E, Beggs Ian, Salter Donald M, Grant M Helen, Patton James T, Porter Daniel E
Department of Orthopaedic Surgery, Royal Infirmary of Edinburgh, Little France Crescent, Edinburgh EH16 4SU, United Kingdom.
J Bone Joint Surg Am. 2008 Sep;90(9):1988-93. doi: 10.2106/JBJS.G.00879.