The effect of the oxidation state of the folate standard on the results of the simultaneous radioassay of serum folate and cobalamin.
D005492:Folic Acid / Q000097:blood*; D006801:Humans; D010084:Oxidation-Reduction; D011863:Radioimmunoassay / Q000379:methods; D011933:Reagent Kits, Diagnostic; D012015:Reference Standards; D014805:Vitamin B 12 / Q000097:blood*
D011933:Reagent Kits, Diagnostic; D005492:Folic Acid; D014805:Vitamin B 12