Bennett Shelby J, Katzman Gregory L, Mehta Amar S, Ali Saad
Department of Radiology, University of Chicago Medical Center, 5841 S Maryland Ave., MC2026, Chicago, IL 60637, USA.
Spine J. 2015 Dec 1;15(12):e17-8. doi: 10.1016/j.spinee.2015.07.424. Epub 2015 Jul 17.