The National Health and Nutrition Examination Survey (NHANES) provides the most comprehensive assessment of the health and nutrition status of the US population. Up-to-date reference intervals on biomarkers and dietary intake inform the scientific and public health policy communities on current status and trends over time

ChristineM. Pfeiffer

CliffordL. Johnson

IOM FNB.

McDowell MA

PaulM. Coates

RosemaryL. Schleicher

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Directory of Open Access Journals

PubMed Central

English

Agricultural research service. Food and nutrient database for dietary studies,

Agricultural research service. National nutrient database for standard reference, release 23,

Agricultural research service. What we eat

An overview of USDA’s dietary intake data system.

Analysis of factors inﬂuencing the comparison of homocysteine values between the third National Health and Nutrition Examination Survey (NHANES) and NHANES

Assessing the effect of underreporting energy intake on dietary patterns and weight status.

Assessing the vitamin D status of the US population.

Biochemical validation of food frequency questionnaire-estimated carotenoid, a-tocopherol, and folate intakes among African Americans and non-Hispanic whites in the Southern Community Cohort Study.

Blood folate levels: the latest NHANES results. NCHS data briefs, no 6.

Carotenoid and tocopherol estimates from the NCI diet history questionnaire are valid compared with multiple recalls and serum biomarkers.

Dietary reference intakes for vitamin D and calcium.

Dietary reference intakes: calcium, phosphorus, magnesium, vitamin D, and ﬂuoride.

Dietary reference intakes: thiamin, riboﬂavin, niacin, vitamin B6, folate, vitamin B12, pantothenic acid, biotin, and choline.

Estimation of total usual calcium and vitamin D intake in the United States. J Nutr 2010; 140: 81722. *Christine M. Pfeiffer Centers for Disease Control and

Folate fortiﬁcation for the prevention of birth defects: case study.

Folic acid source, usual intake, and folate and vitamin

Food standards: amendment of standards of identity for enriched grain products to require addition of folic acid. Final rule. Fed Regist

Low-dose folic acid lowers plasma homocysteine levels in women of child-bearing age.

Need for technological innovation in dietary assessment.

NHANES monitoring of serum 25-hydroxyvitamin D  a roundtable summary.

Nutrition report,

of Health, National Cancer Institute (NCI). NHANES food frequency questionnaire,

of Health, National Cancer Institute (NCI). Usual dietary intakes,

Quantifying the effect of folic acid. Lancet

Race-ethnicity differences in folic acid intake in women of childbearing age in the United States after folic acid fortiﬁcation: ﬁndings from the National Health and Nutrition Examination Survey,

Recommendations for the use of folic acid to reduce the number of cases of spina biﬁda and other neural tube defects. Morb Mort Wkly Rep

The challenges of regulating health claims and food fortiﬁcation.

The effect of folate fortiﬁcation of cereal-grain products on blood folate status, dietary folate intake and dietary folate sources among adult nonsupplement users in the United States.

Total folate and folic acid intake from foods and dietary supplements in the United States:

Vitamin D and health in the 21st century: federal initiatives to advance research.

Vitamin D in foods: development of the US Department of Agriculture database.

Assessing vitamin status in large population surveys by measuring biomarkers and dietary intake – two case studies: folate and vitamin D