Robbin Michelle L, Lockhart Mark E, Weber Therese M, Tessler Franklin N, Clements Michael W, Hester Felix A, Berland Lincoln L
Department of Radiology, University of Alabama at Birmingham, 619 19th St S, JT N350, Birmingham, AL 35249-6830 USA.
J Ultrasound Med. 2011 Jun;30(6):739-43. doi: 10.7863/jum.2011.30.6.739.