RT Journal Article SR Electronic T1 Radionuclide Determination of Cardiac Chamber Flow/Volume Characteristics JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 84 OP 87 VO 17 IS 2 A1 Gerald S. Freedman A1 Andrew Dwyer A1 John Wolberg YR 1976 UL http://jnm.snmjournals.org/content/17/2/84.abstract AB