CORD-19:02a009e42054081b441d0f4b203679c4b0cae38d / 46999-47126 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T319","span":{"begin":0,"end":127},"obj":"Sentence"},{"id":"T19515","span":{"begin":0,"end":127},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Initially ferrets were exposed to PUUV K27, a commonly used laboratory isolate that has been in cell culture for over 15 years."}