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Comment on changes in sex ratio in neural tube defects since food fortification with folic acid: Re “hypothesis: The female excess in cranial neural tube defects reflects an epigenetic drag of the inactivating X chromosome on the molecular mechanisms of neural tube fold elevation”


  • Jane A. Evans

    1. Department of Biochemistry and Medical Genetics, University of Manitoba, Winnipeg, Manitoba, for the Canadian Seven Province Neural Tube Defect Study Team
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