PMC:7100515 / 2673-2770 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T21","span":{"begin":0,"end":97},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"However, the intermediate host or whether there is an intermediate host remains to be determined."}