RT Journal Article SR Electronic T1 Radionuclide Techniques for Valvular Regurgitant Index: Comparison in Patients with Normal and Depressed Ventricular Function JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 763 OP 769 VO 23 IS 9 A1 Nicod, P. A1 Corbett, J. R. A1 Firth, B. G. A1 Dehmer, G. J. A1 Izquierdo, C. A1 Markham, R. V. A1 Hillis, L. D. A1 Willerson, J. T. A1 Lewis, S. E. YR 1982 UL http://jnm.snmjournals.org/content/23/9/763.abstract AB