PubMed:32220243 / 868-879 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok159","span":{"begin":0,"end":11},"obj":"VBN"},{"id":"event4","span":{"begin":0,"end":11},"obj":"OCCURRENCE"}],"text":"implemented"}