PMC:7333997 / 20917-20984
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T118","span":{"begin":27,"end":28},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"cal periods, BQut, present a moderate AQI level, where Bogota is th"}