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Simultaneous N antigen and MNT test results in relation to symptom onset. N antigen positive and MNT negative, median 6 days. N antigen positive, MNT positive, median 10 days. N antigen negative and MNT positive median. 37 days. Adjusted p-values (Kruskal-Wallis test): *p = 0.0317; **p 0.0015, and ***p=<0.0001. Figure created using GraphPad Prism 8.0.1 software.
