. Author manuscript; available in PMC: 2012 May 21.
Published in final edited form as: JACC Cardiovasc Imaging. 2008 Nov 18;1(6):695–704. doi: 10.1016/j.jcmg.2008.05.014
© 2008 BY THE AMERICAN COLLEGE OF CARDIOLOGY FOUNDATION PUBLISHED BY ELSEVIER INC.