Alton Timothy B, Werner Shawn E, Gee Albert O
Department of Orthopaedics and Sports Medicine, University of Washington, 7201 6th Avenue, NE, #102, Seattle, WA, 98115, USA,
Clin Orthop Relat Res. 2015 Feb;473(2):738-41. doi: 10.1007/s11999-014-4033-8. Epub 2014 Nov 1.