title: [Comparative echocardiographic studies on the hearts of competitive athletes and of untrained persons].
mesh_terms: D003213:Conditioning, Psychological; D004452:Echocardiography; D006801:Humans; D008297:Male; D010806:Physical Education and Training; D013178:Sports Medicine
vernacular_title: Vergleichende echokardiographische Untersuchungen am Herzen des Leistungssportlers und des Nichttrainierten.