SARS-CoV-2 seroprevalence and asymptomatic viral carriage in healthcare workers: a cross-sectional study.
Thorax. 2020 Dec;75(12):1089-1094. doi: 10.1136/thoraxjnl-2020-215414. Epub 2020 Sep 11.
Thorax. 2020.
PMID:32917840
Free PMC article.