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CORD-19:2f8c155ac0b65122bf485baf2bd6c2fe78e21373 / 1612-1890
Annnotations
CORD-19-Sentences
{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T15","span":{"begin":0,"end":278},"obj":"Sentence"},{"id":"TextSentencer_T15","span":{"begin":0,"end":278},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"While previous studies have identified a number of viral etiologic agents, such as rhinovirus, coronavirus, influenzavirus, parainfluenzavirus, respiratory syncytial virus and adenovirus, approximately 30% of all presumed viral cases fail diagnostic tests for these agents [2] ."}