Folate deficiency in pregnancy.
D000328:Adult; D000748:Anemia, Macrocytic / Q000150:complications; D005260:Female; D005494:Folic Acid Deficiency / Q000097:blood* / Q000150:complications*; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D011250:Pregnancy Complications, Hematologic; D014806:Vitamin B 12 Deficiency / Q000097:blood