A new approach to the delivery of pediatric cardiology services.
D002648:Child; D002675:Child, Preschool; D006331:Heart Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000517:prevention & control; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008403:Mass Screening; D010701:Phonocardiography