title: [Electrocardiographical changes in athletes; study of marathon runners and skiers].
authors.forename: S
authors.initials: S
authors.lastname: ROSENZWEIG
mesh_terms: D056352:Athletes; D004562:Electrocardiography; D015444:Exercise; D006801:Humans; D012420:Running
keywords: ELECTROCARDIOGRAPHY; EXERCISE/effects
vernacular_title: Modificările electrocardiogramei la sportivi; observatii asupra alergătorilor de maraton si schiori.