Newell, D J Pentaerythritol tetranitrate (sustained action) in acute myocardial infarction. [electronic resource] - British heart journal Jan 1970 - 16-20 p. digital Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article ISSN: 0007-0769 Standard No.: 10.1136/hrt.32.1.16 doi Subjects--Topical Terms: Acute DiseaseAdultAge FactorsAgedClinical Trials as TopicFemaleHumansMaleMiddle AgedMyocardial Infarction--drug therapyPentaerythritol Tetranitrate--administration & dosagePlacebosSex Factors