PMC:7253482 / 1018-1038 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T155","span":{"begin":1,"end":6},"obj":"NN"},{"id":"T156","span":{"begin":7,"end":8},"obj":"CD"},{"id":"T157","span":{"begin":9,"end":14},"obj":"JJ"}],"text":" class I viral fusio"}