In COVID-19 clinical update #59, Daniel Griffin discusses a front-line health care worker survey, pre-exposure seropositivity and subsequent infection in healthy young adults, fitted filtration efficiency of double masking, BinaxNow rapid in-home antigen test, postvaccination infections in a nursing facility, safety of mRNA vaccine in pregnant women, case control study of Bamlanivimab, no evidence for brain infection in patients with neurolgical symptoms, and mortality among US patients hospitalized with COVID-19.
