PMC:7601109 / 5243-5286 JSONTXT

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    LitCovid-PD-CLO

    {"project":"LitCovid-PD-CLO","denotations":[{"id":"T49570","span":{"begin":36,"end":41},"obj":"http://purl.obolibrary.org/obo/CLO_0001195"}],"text":"Most trials are in phase 1 or phase 2 [19]."}

    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T32","span":{"begin":0,"end":43},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Most trials are in phase 1 or phase 2 [19]."}