PubMed:32211963 / 71-91 JSONTXT

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    LitCovid-TimeML

    {"project":"LitCovid-TimeML","denotations":[{"id":"tok14","span":{"begin":12,"end":19},"obj":"VB"},{"id":"event13","span":{"begin":12,"end":19},"obj":"OCCURRENCE"}],"text":"tematically analyze "}