Mortality and risk factors for COVID-19 in hemodialysis patients: A systematic review and meta-analysis.

Sci Prog · 2022 · PMC10358525 · PMID 35775141

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may be significantno p-value reported

Moreover, the included studies were from different countries, and due to national policies and ethnic differences, there may be significant differences among these studies.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.