PMC:7253482 / 126-139 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T15","span":{"begin":1,"end":2},"obj":"-RRB-"},{"id":"T16","span":{"begin":3,"end":6},"obj":"CC"},{"id":"T17","span":{"begin":7,"end":13},"obj":"NNP"}],"text":"S) and Middle"}