. "clinical_measurement_ontology"^^ . . "Tei Index"^^ . "JSMITH"^^ . . "A calculated measurement comprised of the sum of left ventricular isovolumetric contraction time and isovolumetric relaxation time divided by the left ventricular ejection time."^^ . "2014-08-18T13:54:20Z"^^ . "left ventricular isovolumetric contraction time and isovolumetric relaxation time to ejection time ratio"^^ . . . "TEI-Doppler index"^^ . "LV performance index"^^ . "(IVCT+IVRT)/ET"^^ . "MPI"^^ . "CMO:0002556"^^ . "myocardial performance index"^^ .