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Higher iron concentrations may protect against Parkinson’s disease

BMJ 2013; 346 doi: http://dx.doi.org/10.1136/bmj.f3691 (Published 12 June 2013) Cite this as: BMJ 2013;346:f3691

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Serum concentrations of iron have been linked to risk of Parkinson’s disease, and a new genetic study suggests that the link might be causal. In a series of analyses, genetic variants that increased serum concentrations of iron …

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