PubMed:32181807 / 918-923 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok172","span":{"begin":0,"end":5},"obj":"NNS"},{"id":"lookup27","span":{"begin":0,"end":5},"obj":"date_unit"}],"text":"years"}

    MeasurableQuantitativeAnnotation

    {"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"U1","span":{"begin":0,"end":5},"obj":"unit"}],"text":"years"}