PMC:7195088 / 1509-1706 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T5","span":{"begin":115,"end":121},"obj":"Chemical"}],"attributes":[{"id":"A5","pred":"chebi_id","subj":"T5","obj":"http://purl.obolibrary.org/obo/CHEBI_34922"}],"text":"atients unlikely to improve only with supportive care, and who cannot be enrolled onto randomized clinical trials. Access to well-designed randomized controlled trials should be expanded as much as"}