PMC:7205724 / 1089-1102
Annnotations
LitCovid-sample-Enju
{"project":"LitCovid-sample-Enju","denotations":[{"id":"T166","span":{"begin":4,"end":7},"obj":"DT"},{"id":"T167","span":{"begin":8,"end":11},"obj":"NN"}],"relations":[{"id":"R158","pred":"arg1Of","subj":"T167","obj":"T166"}],"text":"hat the use o"}