PMC:7102659 / 17654-17696 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T145","span":{"begin":0,"end":42},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Ethics approval and consent to participate"}