The Prevalence of Low Serum Vitamin B-12 Status in the Absence of Anemia or Macrocytosis Did Not Increase among Older U.S. Adults after Mandatory Folic Acid Fortification

Monitoring of vitamin B-12 nutritional status in the United States by using plasma methylmalonic acid and serum vitamin B-12

(2011) Regan L Bailey et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Biomarkers of vitamin B-12 status in NHANES: a roundtable summary

(2011) Elizabeth A Yetley et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Circulating unmetabolized folic acid and 5-methyltetrahydrofolate in relation to anemia, macrocytosis, and cognitive test performance in American seniors

(2010) Martha Savaria Morris et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Unexplained decline in the prevalence of anemia among US children and women between 1988–1994 and 1999–2002

(2008) Sarah E Cusick et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Contributions of Total Daily Intake of Folic Acid to Serum Folate Concentrations

(2008) Lorraine Yeung   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Nutritional Anemias and the Elderly

(2008) Ralph Carmel   SEMINARS IN HEMATOLOGY