Chan M S M, Chu W C W, Cheung K L, Arifi A A, Lam W W M
Department of Diagnostic Radiology and Organ Imaging, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Ngan Shing St., Shatin, New Territories, Hong Kong.
AJR Am J Roentgenol. 2005 Nov;185(5):1248-51. doi: 10.2214/AJR.04.1493.