PMC:7205724 / 19069-19083
Annnotations
LitCovid-sample-Enju
{"project":"LitCovid-sample-Enju","denotations":[{"id":"T95692","span":{"begin":9,"end":10},"obj":"-COMMA-"},{"id":"T51590","span":{"begin":11,"end":14},"obj":"CC"}],"relations":[{"id":"R52803","pred":"arg1Of","subj":"T51590","obj":"T95692"}],"text":"aboratory, and"}