PMC:7781500 / 129-220 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":21,"end":29},"obj":"Sentence"},{"id":"T4","span":{"begin":30,"end":40},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"al Analytical Study\n\nAbstract\nBackground\nPreventive practices are the mainstay to mitigate "}