PMC:7205724 / 386-401 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T55","span":{"begin":1,"end":4},"obj":"NN"},{"id":"T56","span":{"begin":5,"end":7},"obj":"IN"}],"relations":[{"id":"R51","pred":"arg1Of","subj":"T55","obj":"T56"}],"text":" use of cortico"}