Failure of multivitamin preparations to prevent folic acid deficiency in pregnancy.
D000328:Adult; D005260:Female; D005492:Folic Acid / Q000627:therapeutic use; D005494:Folic Acid Deficiency / Q000517:prevention & control*; D006400:Hematocrit; D006452:Hemoglobinometry; D006801:Humans; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic; D012156:Reticulocytes; D014815:Vitamins
D014815:Vitamins; D005492:Folic Acid