Kos Sebastian, Burrill Joshua, Weir Graeme, Salat Peter, Ho Stephen G F, Liu David M
Department of Radiology, Vancouver General Hospital, University of British Columbia, Vancouver, British Columbia, Canada.
Can Assoc Radiol J. 2010 Oct;61(4):230-2. doi: 10.1016/j.carj.2009.11.002. Epub 2009 Dec 31.