PMC:7078825 / 13969-14023 JSONTXT

Annnotations TAB JSON ListView MergeView

    LitCovid-PD-CLO

    {"project":"LitCovid-PD-CLO","denotations":[{"id":"T47","span":{"begin":0,"end":1},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"A limitation of our study is its retrospective nature."}

    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T104","span":{"begin":0,"end":54},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"A limitation of our study is its retrospective nature."}