Nino-Murcia M, Jeffrey R B, Beaulieu C F, Li K C, Rubin G D
Department of Radiology, Stanford University Medical Center, 300 Pasteur Dr., Rm. H1307, Stanford, CA 94305, USA.
AJR Am J Roentgenol. 2001 Mar;176(3):689-93. doi: 10.2214/ajr.176.3.1760689.