PMC:7205724 / 184-189 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T25","span":{"begin":0,"end":4},"obj":"NNP"},{"id":"T26","span":{"begin":4,"end":5},"obj":"-COMMA-"}],"relations":[{"id":"R21","pred":"arg1Of","subj":"T25","obj":"T26"}],"text":"IVIG,"}