claim: sars-cov-2 reinfection in a cohort of 43,000 antibody-positive individuals followed for up to 35 days.
evidence_1: results among 43,044 anti-sars-cov-2 positive persons who were followed for a median of 16.3 weeks (range: 0-34.6), 314 individuals (0.7%) had at least one pcr positive swab 14 days after the first-positive antibody test.", "results: among 43,044 anti-sars-cov-2 positive persons who were followed for a median of 16.3 weeks (range: 0-34.6), 314 individuals (0.7%) had at least one pcr positive swab 14 days after the first-positive antibody test.")