neural tube defect English Neural tube defect neural tube defects English 0.015% reduction in NTDs in absolute terms only helps a few hundred people each year neural tube defects English 0.035% of US births neural tube neural tube defects neural tube defect wikipedia Neural tube defects neural tube defect neural tube defects neural tube defect neural tube defects Neural Tube Defects neural tube defect neural tube defect neural tube defect neural tube defects neural tube defects neural tube defects English neural tube defects neural tube defects http://en.wikipedia.org/wiki/Neural_tube_defect Neural Tube Defects neural tube defects neural tube defects neural tube defect neural tube defects Neural Tube Defects English neural tube defects -0.015% in NTDs from fortification English very rare, even without fortification neural tube defects enrichment only reduces NTDs by 0.015% neural tube defects Neural tube defects neural tube defects neural tube defects Wikipedia Neural Tube Defects http://en.wikipedia.org/wiki/Neural_tube_defect Full article >>> bambino con un difetto Neural tube defects Neural tube defect neural tube defects neural tube defects Neural tube defect