title: NEW DEVELOPMENTS IN DIAGNOSTIC METHODOLOGY.
mesh_terms: D006328:Cardiac Catheterization; D002318:Cardiovascular Diseases; D002648:Child; D003201:Computers; D004562:Electrocardiography; D001330:Electronic Data Processing; D006801:Humans; D007223:Infant; D010701:Phonocardiography; D011859:Radiography; D011868:Radioisotopes; D011877:Radionuclide Imaging; D014672:Vectorcardiography
chemical_list: D011868:Radioisotopes
keywords: AUTOMATIC DATA PROCESSING; CARDIOVASCULAR DISEASES; CHILD; COMPUTERS; ELECTROCARDIOGRAPHY; HEART CATHETERIZATION; INFANT; PHONOCARDIOGRAPHY; RADIOGRAPHY; RADIOISOTOPE SCANNING; VECTORCARDIOGRAPHY