PMC:7780429 / 9114-9221 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T57","span":{"begin":0,"end":107},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Depending on the nature of the variable and the distribution of the sample, different tests have been used."}