PMC:7195088 / 1007-1122 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T11","span":{"begin":15,"end":22},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"to the topic.\n\nContent\nThe available literature and the authors' frontline-based opinion are summarized in brief na"}