PMC:7100515 / 48143-48186 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T362","span":{"begin":0,"end":43},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The authors declare no competing interests."}