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- [32] Periconceptional folic acid supplement and the prevention of neural tube defects BRITISH JOURNAL OF FAMILY PLANNING, 1996, 22 (01): : 36 - 37
- [39] Efficacy of folic acid prophylaxis for the prevention of neural tube defects MENTAL RETARDATION AND DEVELOPMENTAL DISABILITIES RESEARCH REVIEWS, 1998, 4 (04): : 282 - 290