[Age-related changes in atrial natriuretic polypeptide in childhood].
D000375:Aging / Q000097:blood*; D009320:Atrial Natriuretic Factor / Q000097:blood*; D002648:Child; D002675:Child, Preschool; D005312:Fetal Blood / Q000032:analysis; D006801:Humans; D007223:Infant; D011863:Radioimmunoassay
D009320:Atrial Natriuretic Factor