PMC:7040011 / 2372-2457 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T17","span":{"begin":0,"end":85},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The mutations in these residues were not found in different populations in our study."}