PMC:7078825 / 1015-1213 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T9","span":{"begin":0,"end":198},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Internet searches and social media data have been reported to correlate with traditional surveillance data and can even predict the outbreak of disease epidemics several days or weeks earlier [4-9]."}