title: [Combined action on the heart of beta adrenergic blocking agents and anti-arrhythmia drugs].
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology; D000818:Animals; D000889:Anti-Arrhythmia Agents / Q000494:pharmacology*; D004357:Drug Synergism; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D013565:Sympatholytics / Q000494:pharmacology*
chemical_list: D000319:Adrenergic beta-Antagonists; D000889:Anti-Arrhythmia Agents; D013565:Sympatholytics
vernacular_title: Badania porównawcze działania na serce środków blokujacych beta-receptor adrenergiczny w skojarzeniu z lekami antyarytmicznymi.