[Significance of apexcardiogram (ACG) in the diagnosis of cardia lesions in children].
D002675:Child, Preschool; D004562:Electrocardiography / Q000295:instrumentation*; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D008722:Methods; D010701:Phonocardiography
Znachenie apekskardiogrammy (AKG) v diagnostike serdechykh izmeneniĭ u deteĭ.