PMC:7199903 / 338-352 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T49","span":{"begin":3,"end":6},"obj":"MD"},{"id":"T50","span":{"begin":7,"end":13},"obj":"VB"}],"relations":[{"id":"R47","pred":"arg2Of","subj":"T50","obj":"T49"}],"text":"ed may affect "}