RT Journal Article SR Electronic T1 First-Pass Radionuclide Determination of Cardiac Output: An Improved Gamma Camera Method JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1330 OP 1334 VO 28 IS 8 A1 Henning Kelbaek A1 Ole J. Hartling A1 Knud Skagen A1 Ole Munck A1 Ole Henriksen A1 John Godtfredsen YR 1987 UL http://jnm.snmjournals.org/content/28/8/1330.abstract AB