Changing concepts in cardiovascular therapy--a quarter century perspective.
D006328:Cardiac Catheterization; D006348:Cardiac Surgical Procedures; D002309:Cardiology / Q000266:history; D002318:Cardiovascular Diseases / Q000628:therapy*; D003325:Coronary Care Units; D005380:Financing, Government; D006334:Heart Function Tests; D049673:History, 20th Century; D006801:Humans; D009316:National Institutes of Health (U.S.); D012109:Research Support as Topic; D014481:United States