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PMC:7333997 / 9808-10036 JSONTXT

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LitCovid-sentences

Id Subject Object Predicate Lexical cue
T57 0-228 Sentence denotes This tool, called World Air Quality Index (WAQI) is used for obtained the information historical of Air Quality Data in especial for this paper of PM2.5 particulate matter of each capital before quarantine and during quarantine.