title: Nucleographic screening of patients for left-to-right cardiac shunts.
mesh_terms: D006328:Cardiac Catheterization; D003626:Data Display; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis*; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis*; D006801:Humans; D008722:Methods; D011877:Radionuclide Imaging; D013637:Tape Recording; D013667:Technetium; D013679:Technology, Radiologic; D013690:Television
chemical_list: D013667:Technetium