PMC:7796291 / 12808-12969 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"144","span":{"begin":150,"end":154},"obj":"Gene"}],"attributes":[{"id":"A144","pred":"tao:has_database_id","subj":"144","obj":"Gene:13897326"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":" 2 layers of meltblown webs. The meltblown filter web was comprised of very thin fibers \u003c2.5 μm in a considerable portion. In contrast, respirator B (Resp. B) co"}

{"project":"LitCovid-sentences","denotations":[{"id":"T114","span":{"begin":29,"end":122},"obj":"Sentence"},{"id":"T115","span":{"begin":123,"end":155},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" 2 layers of meltblown webs. The meltblown filter web was comprised of very thin fibers \u003c2.5 μm in a considerable portion. In contrast, respirator B (Resp. B) co"}