PMC:7205724 / 140-152
Annnotations
LitCovid-sample-Enju
{"project":"LitCovid-sample-Enju","denotations":[{"id":"T20","span":{"begin":7,"end":8},"obj":"-COMMA-"},{"id":"T21","span":{"begin":9,"end":12},"obj":"CC"}],"relations":[{"id":"R17","pred":"arg1Of","subj":"T21","obj":"T20"}],"text":"obulins, and"}