PMC:7463108 / 18896-18915
Annnotations
LitCovid-PD-CHEBI
{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T89","span":{"begin":9,"end":15},"obj":"Chemical"}],"attributes":[{"id":"A89","pred":"chebi_id","subj":"T89","obj":"http://purl.obolibrary.org/obo/CHEBI_27808"}],"text":"Reported heroin use"}