Affiliation: | (1) Department of Radiology, University of Washington (SB-05), 1959 Pacific St. NE, SB-05, 98195 Seattle, WA, USA;(2) Department of Radiology, Harborview Medical Center (ZA-65), 325 9th Ave., 98104 Seattle, WA, USA;(3) Present address: Department of Radiology, University of Minnesota, 420 Delaware St. SE, Box 292, 55455 Minneapolis, MN, USA |