Brydie Alan, Chow Benjamin J, Dennie Carole J, Larose Eric, Leipsic Jonathan A, Sheith Tej
Department of Radiology, Dalhousie University and Queen Elizabeth H Health Sciences Centre, Dalhousie University, Halifax, Nova Scotia, Canada.
Can Assoc Radiol J. 2010 Apr;61(2):68-73. doi: 10.1016/j.carj.2009.12.003.