PMC:7058650 / 16778-16902 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T161","span":{"begin":0,"end":124},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The correlation coefficient between the estimated risk index of the countries and the WHO-reported confirmed cases was 0.97."}