RT Journal Article SR Electronic T1 Magnetic resonance imaging of cardiac osteosarcoma JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 311 OP 311 DO 10.1136/heart.85.3.311 VO 85 IS 3 A1 MASAKAZU YAMAGISHI A1 NAOAKI YAMADA A1 SACHIO KURIBAYASHI YR 2001 UL http://heart.bmj.com/content/85/3/311.abstract AB