Sattiraju Srinivasan, Ayenew Woubeshet, Punjabi Gopal, Olson Andrea G, Asinger Richard W
Department of Internal Medicine, University of Minnesota Medical School, Minneapolis, MN, USA.
Eur J Echocardiogr. 2011 Nov;12(11):881. doi: 10.1093/ejechocard/jer117. Epub 2011 Aug 15.