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Vitamin C and D supplementation and the severity of COVID-19: A protocol for systematic review and meta-analysis

Gislani Acásia da Silva Toscano1, Ivani Iasmin de Araújo2, Talita Araújo de Souza1

  • 1Postgraduate Program in Health Sciences, Federal University of Rio Grande do Norte, Natal/RN.

Medicine
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PubMed
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