The role of nutrition in pregnancy.
D001208:Asia / Q000208:ethnology; D001724:Birth Weight; D005260:Female; D005494:Folic Acid Deficiency / Q000150:complications / Q000517:prevention & control; D006801:Humans; D009436:Neural Tube Defects / Q000209:etiology; D009747:Nutritional Physiological Phenomena; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D014807:Vitamin D / Q000627:therapeutic use; D014808:Vitamin D Deficiency / Q000517:prevention & control
D014807:Vitamin D