PMC:7780429 / 12606-12651 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T99","span":{"begin":0,"end":45},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" N95/FFP2 53 (20.3%) 14 (26.4%) 39 (73.6%)"}