PMC:7175914 / 8837-8942 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T55","span":{"begin":0,"end":105},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The disease extinction time is defined as the day with no confirmed case which is the time of I q(t) = 0."}