PMC:7784787 / 13007-13145 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T114","span":{"begin":0,"end":138},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Directing the cone straight onto the face to form a laser ring around the masks results in a large background scatter from the dummy skin."}