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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":2,"end":10},"obj":"Sentence"},{"id":"T3","span":{"begin":11,"end":15},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n\nAbstract\nAim: Face masks are an important addition to our arsenal in the fight a"}