PubMed:32211963 / 631-635 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok111","span":{"begin":0,"end":4},"obj":"NNS"},{"id":"lookup20","span":{"begin":0,"end":4},"obj":"date_unit"}],"text":"days"}