PMC:7283670 / 55972-56084 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T539","span":{"begin":20,"end":25},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"Secondary (9 days): virus antigen negative conversion rate, Clinical effective time: the average effective time."}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T54548","span":{"begin":26,"end":33},"obj":"Chemical"}],"attributes":[{"id":"A80547","pred":"chebi_id","subj":"T54548","obj":"http://purl.obolibrary.org/obo/CHEBI_59132"}],"text":"Secondary (9 days): virus antigen negative conversion rate, Clinical effective time: the average effective time."}

{"project":"LitCovid-sentences","denotations":[{"id":"T610","span":{"begin":0,"end":112},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Secondary (9 days): virus antigen negative conversion rate, Clinical effective time: the average effective time."}