PMC:7195088 / 26993-27044 JSONTXT

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    LitCovid-PD-CLO

    {"project":"LitCovid-PD-CLO","denotations":[{"id":"T141","span":{"begin":18,"end":19},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"imary endpoints: (a) in-hospital mortality (follow-"}