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Umbrella reviews: what they are and why we need them

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Correspondence to Stefania Papatheodorou.

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Papatheodorou, S. Umbrella reviews: what they are and why we need them. Eur J Epidemiol 34, 543–546 (2019). https://doi.org/10.1007/s10654-019-00505-6

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  • DOI: https://doi.org/10.1007/s10654-019-00505-6

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