TY - GEN AU - Wright,A J TI - Accurate red-cell folate analysis SN - 0140-6736 PY - 1997///0911 KW - Female KW - Folic Acid KW - blood KW - Genotype KW - Homozygote KW - Humans KW - Methylenetetrahydrofolate Dehydrogenase (NADP) KW - genetics KW - Pregnancy KW - Reproducibility of Results N1 - Publication Type: Comment; Comparative Study; Letter UR - https://doi.org/10.1016/S0140-6736(05)64173-6 ER -