RT Journal Article SR Electronic T1 Three-dimensional echocardiography: coming of age JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1123 OP 1125 DO 10.1136/hrt.2007.133702 VO 94 IS 9 A1 Lissa Sugeng A1 Victor Mor-Avi A1 Roberto M Lang YR 2008 UL http://heart.bmj.com/content/94/9/1123.abstract AB