Kamel I R, Kruskal J B, Keogan M T, Goldberg S N, Warmbrand G, Raptopoulos V
Department of Radiology, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Ave., Boston, MA 02115, USA.
AJR Am J Roentgenol. 2001 Sep;177(3):645-51. doi: 10.2214/ajr.177.3.1770645.