Improved materials for long-term quality-control assessment of erythrocyte folate analysis.
Gunter
E W
EW
Div. of Environmental Health Lab. Sci., Centers for Disease Control, Atlanta, GA 30333.
Twite
D B
DB
D004912:Erythrocytes / Q000737:chemistry*; D005492:Folic Acid / Q000097:blood*; D006801:Humans; D011786:Quality Control; D011863:Radioimmunoassay
D005492:Folic Acid