von Keudell Arvind, Gomoll Andreas H, Bryant Tim, Minas Tom
Department of Orthopaedic Surgery, Brigham and Women's Hospital, Harvard Medical School, Chestnut Hill, MA 02467, USA.
J Bone Joint Surg Am. 2011 Dec 21;93(24):e149. doi: 10.2106/JBJS.K.00242.