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Figure 1

From: Evaluation of 11 SARS-CoV-2 antibody tests by using samples from patients with defined IgG antibody titers

Figure 1

Schematic overview of samples and antibody detection tests. IFA immunofluorescence assay. *32/72 samples collected 1–21 days post symptom onset, 65/129 samples collected ≥ 22 days post symptom onset, and 7/19 samples lacking information regarding elapsed time between symptom onset and sampling.†126/129 samples collected ≥ 22 days post symptom onset.‡15/72 samples collected 1–21 days and 94/129 samples collected ≥ 22 days post symptom onset.

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