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COVID patients have a different gut microbiota than non-infected controls and recovered patients. (a) Principal coordinates analysis (PCoA) showing beta diversity measured by Bray-Curtis dissimilarity between COVID (n = 50), COVID recovered (n = 9) and non-COVID (control, n = 34) subjects. (b) Alpha-diversity as measured by the Shannon index for COVID (n = 50), COVID recovered (n = 9) and non-COVID (control, n = 34) subjects
