The early infancy of preventive cardiology.
D002309:Cardiology / Q000266:history*; D002648:Child; D003140:Communicable Disease Control; D003937:Diagnosis, Differential; D006331:Heart Diseases / Q000175:diagnosis / Q000209:etiology / Q000266:history* / Q000473:pathology / Q000503:physiopathology / Q000517:prevention & control; D049673:History, 20th Century; D006801:Humans; D011315:Preventive Medicine / Q000266:history; D014481:United States