PMC:7786642 / 1928-2045 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"25","span":{"begin":31,"end":34},"obj":"Chemical"},{"id":"34","span":{"begin":47,"end":55},"obj":"Disease"},{"id":"35","span":{"begin":56,"end":65},"obj":"Disease"}],"attributes":[{"id":"A34","pred":"tao:has_database_id","subj":"34","obj":"MESH:C000657245"},{"id":"A35","pred":"tao:has_database_id","subj":"35","obj":"MESH:D003643"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"ence of an effect of long-term NO2 exposure on COVID-19 mortality, while the effect of PM2.5 remains more uncertain.\n"}