title: [Clinical study on the use of beta-stimulants in atrioventricular block].
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006327:Heart Block / Q000188:drug therapy*; D006801:Humans; D008297:Male; D009921:Metaproterenol / Q000627:therapeutic use*; D008875:Middle Aged; D009638:Norepinephrine / Q000031:analogs & derivatives / Q000627:therapeutic use*
chemical_list: D009921:Metaproterenol; D009638:Norepinephrine
vernacular_title: Osservazioni cliniche sull'impiego di beta-stimolanti nei blocchi atrio-ventricolari