PMC:7095437 / 28089-28223 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T220","span":{"begin":0,"end":134},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Second, the sample size in our study was relatively small, and there may be deviation in the comparison of the results of CT findings."}