PMC:7247521 / 552-685 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T17","span":{"begin":31,"end":40},"obj":"CHEBI:36357;CHEBI:36357"}],"text":" in China. However, its active compounds and mechanisms of action are still unknown. Firstly, we divided QFPD into five functional un"}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T5","span":{"begin":24,"end":30},"obj":"http://purl.obolibrary.org/obo/CLO_0001658"}],"text":" in China. However, its active compounds and mechanisms of action are still unknown. Firstly, we divided QFPD into five functional un"}

{"project":"LitCovid-sentences","denotations":[{"id":"T10","span":{"begin":11,"end":84},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" in China. However, its active compounds and mechanisms of action are still unknown. Firstly, we divided QFPD into five functional un"}