title: [Arrhythmia in runners and the length of the electric systole].
mesh_terms: D000328:Adult; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction; D012420:Running; D013599:Systole
vernacular_title: Arytmie bĕzců a délka elektrické systoly.