Kaspersen KA, Greve T, Nielsen KJ, Jespersen S, et al. Symptoms reported by SARS-CoV-2 seropositive and seronegative healthcare and administrative employees in Denmark from May to August 2020. Int J Infect Dis 2021 Jun 11. pii: S1201-9712(21)00506.
PMID: 34126235