Pediatric cardiology at Children's Health Center--first five years.
D002300:Cardiac Care Facilities; D002309:Cardiology / Q000639:trends; D002648:Child; D002675:Child, Preschool; D006776:Hospitals, Pediatric; D006782:Hospitals, Special; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008910:Minnesota