PubMed:32149769 / 1715-1727 JSONTXT

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    LitCovid-PAS-Enju

    {"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T254","span":{"begin":0,"end":12},"obj":"VBD"}],"text":"demonstrated"}

    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok323","span":{"begin":0,"end":12},"obj":"VBD"},{"id":"event4","span":{"begin":0,"end":12},"obj":"OCCURRENCE"}],"text":"demonstrated"}