[Vitamin B 12 and folic acid levels in the blood of pregnant women and in fetal blood in uncomplicated pregnancy].
D005260:Female; D005312:Fetal Blood / Q000378:metabolism*; D005492:Folic Acid / Q000097:blood*; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D011247:Pregnancy; D014805:Vitamin B 12 / Q000097:blood*
D005492:Folic Acid; D014805:Vitamin B 12
Stezenie witaminy B12 i kwasu foliowego w surowicy krwi kobiet ciezarnych i w krwi pepowinowej w ciazy niepowikłanej.