Point-of-care serological assays for delayed SARS-CoV-2 case identification among health-care workers in the UK: a prospective multicentre cohort study

Study reports good positive & negative predictive values for delayed serological testing in carefully selected population (high-exposure London based cohort) with suspected SARS-CoV-2. Findings have potential to support case identification strategies, depending on device used.

The Lancet Respiratory Medicine