We investigated the kinetics of severe acute respiratory syndrome coronavirus 2 neutralizing antibodies in 7 asymptomatic persons and 11 patients with pneumonia. The geometric mean titer of neutralizing antibodies declined from 219.4 at 2 months to 143.7 at 5 months after infection, indicating a waning antibody response.
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|---|---|
| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7774548 | PMC |
| http://dx.doi.org/10.3201/eid2701.203515 | DOI Listing |
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