Results: Percentage of folic acid supplementation includes: 28.3% before pregnancy; 92.8% during the first trimester; but, only 26.3% of pregnant women took the supplement by FIGO recomemended at a protective period against neural tube defects.
Kết quả: Tỷ lệ thai phụ bổ sung axit folic gồm: 28,3% trước mang thai; 92,8% bổ sung trong TCN I, nhưng chỉ có 26,3% theo khuyến nghị của FIGO.