PMC:7558914 / 30157-30223 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T192","span":{"begin":0,"end":21},"obj":"Sentence"},{"id":"T193","span":{"begin":22,"end":66},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Conflicts of Interest\nThe authors declare no conflict of interest."}