Abnormal folate metabolism and mutation in the methylenetetrahydrofolate reductase gene may be maternal risk factors for Down syndrome.
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V. L. Wilson | D. Gaylor | I. Pogribny | V. Wilson | M. Pogribna | S. J. James | S. James | P. Yi | J. B. Gibson | S. Melnyk | D. Swenson | R. J. Hine | D. Tafoya | J. B. Gibson | David W. Gaylor | R. Hine | Dixie L Tafoya | S. Jill James