Saeed Maythem, Wendland Michael F, Bremerich Gunnar Lund Jens, Weinmann Hanns-Joachim, Higgins Charles B
University of California San Francisco, Department of Radiology, 94143-0628, USA.
Acad Radiol. 2002 May;9 Suppl 1:S84-7. doi: 10.1016/s1076-6332(03)80406-3.