Identifying fetal disorders by maternal serum alpha-fetoprotein screening.
J E
JE
Haddow
D004314:Down Syndrome / Q000175:diagnosis; D005260:Female; D005315:Fetal Diseases / Q000097:blood*; D006801:Humans; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D000509:alpha-Fetoproteins / Q000032:analysis*
D000509:alpha-Fetoproteins