title: [ECG in a competitive athlete].
authors.affiliation: Katedra i Klinika Kardiologii, Nadciśnienia Tętniczego i Chorób Wewnętrznych, Warszawski Uniwersytet Medyczny,Centralny Ośrodek Medycyny Sportowej, Warsaw.
authors.forename: Wojciech
authors.initials: W
authors.lastname: Braksator
authors.forename: Artur
authors.initials: A
authors.lastname: Mamcarz
mesh_terms: D001945:Breathing Exercises; D059267:Cardiomegaly, Exercise-Induced / Q000502:physiology*; D004562:Electrocardiography; D015444:Exercise / Q000502:physiology*; D006801:Humans; D008297:Male; D013177:Sports / Q000502:physiology*