PMC:7199903 / 387-402 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T58","span":{"begin":2,"end":7},"obj":"MD"},{"id":"T59","span":{"begin":8,"end":14},"obj":"VB"}],"relations":[{"id":"R59","pred":"arg2Of","subj":"T59","obj":"T58"}],"text":"d could shield "}