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. 2021 Sep 20;59(10):e01001-21. doi: 10.1128/JCM.01001-21

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Copyright © 2021 American Society for Microbiology.

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This article is made available via the PMC Open Access Subset for unrestricted noncommercial re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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FIG 5 — Individual dynamics in [NP] of 40 COVID-19 inpatients within 1 month from first PCR-positive URT swab (total number of blood samples, n = 200). (A) Three to 10 serum samples collected from each of 23 inpatients. (B) Three to 4 plasma samples collected from each of 17 inpatients.