Age frequencies and disease associations in a number of cardiac conditions: an analysis from 143 hospitals.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D002648:Child; D002675:Child, Preschool; D005260:Female; D006331:Heart Diseases / Q000150:complications* / Q000453:epidemiology*; D006760:Hospitalization; D006761:Hospitals; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D011676:Punched-Card Systems; D012723:Sex; D014481:United States