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Showing articles 0 to 2 of 2 Filter Applied: folic acid (Click to remove) Spina Bifida NEJM 387:444-450, Iskandar, B.J. & Finnell, R.H., 2022 The Changing Epidemiology of Neural Tube Defects, United STates, 1968-1989 Am J Dis Child 146:857-861, Yen,I.H.,et al, 1992 Showing articles 0 to 2 of 2