Desai Milind Y, Ommen Steve R, McKenna William J, Lever Harry M, Elliott Perry M
Heart and Vascular Institute, Cleveland Clinic, and Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA.
Circ Cardiovasc Imaging. 2011 Mar;4(2):156-68. doi: 10.1161/CIRCIMAGING.110.957936.