PubMed:32211963 / 1470-1474 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok278","span":{"begin":0,"end":4},"obj":"VBN"},{"id":"event5","span":{"begin":0,"end":4},"obj":"OCCURRENCE"}],"text":"used"}