PMC:7001239 / 4963-5095 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T37","span":{"begin":0,"end":132},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"An epidemic with several index cases can be considered as the aggregation of several independent epidemics with one index case each."}