Air pollution exposure linked to severe COVID-19 outcomes By iopac on May 25, 2023 Particulate matter, nitrous oxide, and black carbon exposures were all associated with severe outcomes. Published in COVID-19 iopac More from COVID-19More posts in COVID-19 »Peer support valuable intervention for health worker stress during COVID-19, study showsGlobal survey shows COVID booster uptake in questionStudy: COVID vaccines not linked to seizuresCOVID booster linked to 25% lower odds of long COVID