PMC:7696151 / 6576-6851 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T56","span":{"begin":41,"end":118},"obj":"Sentence"},{"id":"T57","span":{"begin":119,"end":203},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ith 10 and 7 reports each, respectively. Our systematic review included 49 preclinical studies and 84 clinical trials. The considered in vivo studies were carried out using allograft or xenograft models. The most important outcomes of the review are graphically illustrated i"}