Storage and stability of folate and vitamin B-12 in plasma and blood samples.
D005492:Folic Acid / Q000097:blood*; D006801:Humans; D011863:Radioimmunoassay; D013048:Specimen Handling; D013696:Temperature; D013997:Time Factors; D014805:Vitamin B 12 / Q000097:blood*
D005492:Folic Acid; D014805:Vitamin B 12