title: [THE DURATION OF THE P-R INTERVAL IN CASES OF MYOCARDIAL INFARCT].
mesh_terms: D004562:Electrocardiography; D006801:Humans; D009203:Myocardial Infarction
keywords: ELECTROCARDIOGRAPHY; MYOCARDIAL INFARCT
vernacular_title: LA DURACI'ON DEL INTERVALO P-R EN CASOS DE INFARTO DEL MIOCARDIO.