Intended for healthcare professionals


Do the benefits of folic acid fortification outweigh the risk of masking vitamin B12 deficiency?

BMJ 2018; 360 doi: (Published 21 March 2018) Cite this as: BMJ 2018;360:k1334

Due to an editing error in the No argument by Edward Reynolds in this Head to Head (BMJ 2018;360:k724, doi:10.1136/bmj.k724), we incorrectly stated that total homocysteine and methylmalonic acid concentrations decreased (not increased) with increasing folate in participants with low serum vitamin B12 levels.

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