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Plasma pyridoxal 5′-phosphate is not correlated with hemoglobin during pyridoxine supplementation in patients with rheumatoid arthritis

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Correspondence to Y-C Huang.

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Huang, YC., Wei, JC. Plasma pyridoxal 5′-phosphate is not correlated with hemoglobin during pyridoxine supplementation in patients with rheumatoid arthritis. Eur J Clin Nutr 65, 425–426 (2011). https://doi.org/10.1038/ejcn.2010.255

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