[Electrophonocardiographic studies following exercise in healthy children].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D004562:Electrocardiography / Q000295:instrumentation; D006321:Heart / Q000502:physiology*; D006801:Humans; D010701:Phonocardiography; D005082:Physical Exertion; D013997:Time Factors
Badania elektrofonokardiograficzne po wysiłku fizycznym u zdrowych dzieci