title: ECG in athlete: "Normal or pathalogic variant?"
authors.affiliation: Cardiology, Hospital das Forças Armadas, Lisbon, Portugal.|Cardiology, Hospital da Luz, Lisbon, Portugal.|NOVA Medical School, Lisbon, Portugal.
authors.forename: Helder
authors.initials: H
authors.lastname: Dores
authors.affiliation: Centro de Medicina Desportiva de Lisboa, Lisbon, Portugal.
authors.forename: António
authors.initials: A
authors.lastname: Freitas
mesh_terms: D001145:Arrhythmias, Cardiac; D056352:Athletes; D004562:Electrocardiography; D006321:Heart; D006801:Humans