Maternal serum alpha-fetoprotein screening in upper East Tennessee.
D000013:Congenital Abnormalities / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008403:Mass Screening; D011247:Pregnancy; D013714:Tennessee; D000509:alpha-Fetoproteins / Q000032:analysis*
D000509:alpha-Fetoproteins