Semelka Richard C, Armao Diane M, Elias Jorge, Picano Eugenio
Department of Radiology, University of North Carolina at Chapel Hill, 101 Manning Dr, CB 7510, Chapel Hill, NC 27599-7510, USA.
Radiology. 2012 Jan;262(1):15-8. doi: 10.1148/radiol.11110616.