PMC:7696151 / 6605-6743 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T56","span":{"begin":12,"end":89},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"spectively. Our systematic review included 49 preclinical studies and 84 clinical trials. The considered in vivo studies were carried out "}