PubMed:32247931 / 1008-1013 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok179","span":{"begin":0,"end":5},"obj":"NNS"},{"id":"lookup29","span":{"begin":0,"end":5},"obj":"date_unit"}],"text":"years"}