PMC:7786642 / 11272-11314 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T90","span":{"begin":0,"end":42},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Table 1 Data sources used in the analysis."}