PMC:7784787 / 300-427 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":24,"end":44},"obj":"Sentence"},{"id":"T7","span":{"begin":45,"end":112},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"eakage due to poor fit. Materials \u0026 methods: A synthetic aerosol is introduced into the lung of a medical dummy. A conical lase"}