PMC:7253482 / 17373-17383 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T1336","span":{"begin":1,"end":5},"obj":"CD"},{"id":"T1337","span":{"begin":5,"end":6},"obj":"-RRB-"},{"id":"T1338","span":{"begin":6,"end":7},"obj":"-COMMA-"}],"text":" 2020), wh"}