title: Ventricular fibrillation in a marathon mountain bike racer.
authors.affiliation: Department of Cardiology, 2nd Medical Faculty, Medical University of Warsaw, Poland. joanna.piniewska@gmail.com.
authors.forename: Joanna
authors.initials: J
authors.lastname: Piniewska-Juraszek
authors.forename: Edyta
authors.initials: E
authors.lastname: Kostarska-Srokosz
authors.forename: Wojciech
authors.initials: W
authors.lastname: Król
authors.forename: Joanna
authors.initials: J
authors.lastname: Syska-Sumińska
authors.forename: Mirosław
authors.initials: M
authors.lastname: Dłużniewski
mesh_terms: D001642:Bicycling; D004452:Echocardiography; D015444:Exercise / Q000502:physiology; D005080:Exercise Test; D006801:Humans; D008297:Male; D008875:Middle Aged; D014693:Ventricular Fibrillation / Q000000981:diagnostic imaging* / Q000209:etiology*