title: Verapamil effect on stroke volume in supraventricular arrhythmias.
mesh_terms: D000368:Aged; D001281:Atrial Fibrillation / Q000503:physiopathology*; D002302:Cardiac Output / Q000187:drug effects*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013318:Stroke Volume / Q000187:drug effects*; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology*; D014700:Verapamil / Q000494:pharmacology*
chemical_list: D014700:Verapamil