PMC:7784787 / 46-155 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":15,"end":23},"obj":"Sentence"},{"id":"T3","span":{"begin":24,"end":28},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"abric and fit\n\nAbstract\nAim: Face masks are an important addition to our arsenal in the fight against COVID-1"}