Folic acid in pregnancy.
D000748:Anemia, Macrocytic / Q000209:etiology; D001856:Bone Marrow Examination; D002170:Canada; D004035:Diet Therapy; D005060:Europe; D005365:FIGLU Test; D005260:Female; D005492:Folic Acid / Q000097:blood / Q000627:therapeutic use; D005494:Folic Acid Deficiency / Q000175:diagnosis / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications; D014481:United States
D005492:Folic Acid