PMC:7784787 / 319-419 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":5,"end":25},"obj":"Sentence"},{"id":"T7","span":{"begin":26,"end":93},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"fit. Materials \u0026 methods: A synthetic aerosol is introduced into the lung of a medical dummy. A coni"}