PMC:7354481 / 15197-15214 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T106","span":{"begin":1,"end":8},"obj":"Sentence"},{"id":"T107","span":{"begin":10,"end":14},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Results\n\n3.1. An"}