PMC:7204663 / 1660-1809 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T23","span":{"begin":130,"end":134},"obj":"Chemical"}],"attributes":[{"id":"A23","pred":"chebi_id","subj":"T23","obj":"http://purl.obolibrary.org/obo/CHEBI_23888"}],"text":"r, other clinical studies could not confirm these early findings [3] and there are considerable concerns about the safety of this drug combination [4"}