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Antibody response in SARS-CoV-2 infected inpatients. (A) Kinetics of anti-S1, anti-S2, anti-RBD, anti-N and NAb detection in 30 COVID-19 inpatients post-symptom onset. (B) Evolution of the anti-S1, anti-S2, anti-RBD, and anti-N antibody levels during the first month post-symptom onset.
