PMC:7547912 / 3259-3345 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T17","span":{"begin":73,"end":76},"obj":"Chemical"},{"id":"T19","span":{"begin":78,"end":81},"obj":"Chemical"},{"id":"T20","span":{"begin":83,"end":86},"obj":"Chemical"}],"attributes":[{"id":"A17","pred":"chebi_id","subj":"T17","obj":"http://purl.obolibrary.org/obo/CHEBI_16301"},{"id":"A18","pred":"chebi_id","subj":"T17","obj":"http://purl.obolibrary.org/obo/CHEBI_33101"},{"id":"A19","pred":"chebi_id","subj":"T19","obj":"http://purl.obolibrary.org/obo/CHEBI_16134"},{"id":"A20","pred":"chebi_id","subj":"T20","obj":"http://purl.obolibrary.org/obo/CHEBI_18422"}],"text":"llage, Chennai) were determined by evaluating alteration in PM2.5, PM10, NO2, NH3, SO2"}