PMC:7175914 / 7047-7166 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T44","span":{"begin":0,"end":119},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"All the initial values of different individual groups: S(0), E(0), I(0), R(0), S q(0), E q(0), I q(0) are non-negative."}