Biochemical indicators of B vitamin status in the US population after folic acid fortification: results from the National Health and Nutrition Examination Survey 1999–2000

Christine M Pfeiffer, Samuel P. Caudill, Elaine W. Gunter, John Osterloh, Eric J. Sampson

American Journal of Clinical Nutrition · 2005 · 390 citations · 46 references

Concepts

References

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