Prevention of neural tube defects: Results of the Medical Research Council vitamin studyNicholas Wald, Jean Sneddon, J. W. Densem, Carrie Frost, R. StoneInternational Journal of Gynecology & ObstetricsJune 1, 199210.1016/0020-7292(92)90076-uCited by 2,377SaveCiteExport RISWatch citationsAbstractRelated PapersNo related papers foundPowered by citation graph analysis