The athlete's heart.
D000367:Age Factors; D006332:Cardiomegaly / Q000209:etiology* / Q000473:pathology; D002648:Child; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology; D006801:Humans; D008297:Male; D009206:Myocardium / Q000473:pathology*; D013177:Sports; D013178:Sports Medicine