Pat Acer retweetlediCaitlyn Butler@CButlerLab·19 NisA preprint on our work at an isolation residence using passive samplers to assess SARS-CoV-2 concentration is up @AndrewALover @acer_pat @umassengin @mass_cee @COVIDPoops19: medrxiv.org/content/10.110…Çevir English061402