PubMed:31996494 / 959-962 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T158","span":{"begin":0,"end":3},"obj":"NN"}],"text":"TDF"}

{"project":"LitCovid-OGER","denotations":[{"id":"T2","span":{"begin":0,"end":3},"obj":"PR:000015643;PR:Q05738"}],"namespaces":[{"prefix":"PR","uri":"http://purl.obolibrary.org/obo/PR_"},{"prefix":"UBERON","uri":"http://purl.obolibrary.org/obo/UBERON_"}],"text":"TDF"}

{"project":"LitCovid-PubTatorCentral","denotations":[{"id":"T7","span":{"begin":0,"end":3},"obj":"Chemical:MESH:C472745"}],"text":"TDF"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok175","span":{"begin":0,"end":3},"obj":"NNP"}],"text":"TDF"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T14","span":{"begin":0,"end":3},"obj":"Chemical"}],"attributes":[{"id":"A14","pred":"chebi_id","subj":"T14","obj":"http://purl.obolibrary.org/obo/CHEBI_63718"}],"text":"TDF"}