Symptoms of B(12) deficiency can occur in women of childbearing age supplemented with folate.
Stumpf
David A
DA
D000367:Age Factors; D000927:Anticonvulsants / Q000009:adverse effects; D003937:Diagnosis, Differential; D019587:Dietary Supplements / Q000009:adverse effects*; D004827:Epilepsy / Q000188:drug therapy; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage / Q000009:adverse effects*; D005494:Folic Acid Deficiency / Q000175:diagnosis / Q000517:prevention & control*; D006801:Humans; D009436:Neural Tube Defects / Q000517:prevention & control; D018673:Nutrition Policy; D011247:Pregnancy; D014806:Vitamin B 12 Deficiency / Q000097:blood / Q000175:diagnosis*
D000927:Anticonvulsants; D005492:Folic Acid