RT Journal Article SR Electronic T1 Use of Perfusion Agents to Measure Cardiac Output JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1882 OP 1883 VO 40 IS 11 A1 Kenneth Nichols A1 Steven R. Bergmann YR 1999 UL http://jnm.snmjournals.org/content/40/11/1882.abstract AB