van Aswegen, A [Detection of left-to-right cardiac shunts with the aid of gamma camera scintigraphy]. [electronic resource] - South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde Sep 1973 - 1700-4 p. digital Publication Type: Journal Article ISSN: 0256-9574 Subjects--Topical Terms: ComputersHeart Septal Defects--diagnosisHumansInjections, IntravenousPulmonary CirculationRadioisotope Dilution TechniqueRadionuclide ImagingTechnetium