title: [Types of changes in the sympathetico-adrenal system in paroxysmal tachyarrhythmias].
mesh_terms: D000311:Adrenal Glands / Q000503:physiopathology*; D000328:Adult; D000368:Aged; D002395:Catecholamines / Q000097:blood; D006801:Humans; D008875:Middle Aged; D013564:Sympathetic Nervous System / Q000503:physiopathology*; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology*
chemical_list: D002395:Catecholamines
vernacular_title: Tipy izmeneniĭ simpattiko-adrenalovoĭ sistemy pri paroksizmal'nykh takhiaritmiiakh.