RT Journal Article SR Electronic T1 Transient Mitral Regurgitation: An Adjunctive Sign of Myocardial Ischemia During Dipyridamole-Thallium Imaging JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1271 OP 1272 VO 30 IS 7 A1 Lette, Jean A1 Gagnon, André A1 Lapointe, Jacques A1 Cerino, Michel YR 1989 UL http://jnm.snmjournals.org/content/30/7/1271.abstract AB