PMC:7102659 / 9986-10139 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T80","span":{"begin":0,"end":153},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Wu et al., 2020, Zhao et al., 2020a, Zhao et al., 2020b) when α = 0, by using the next generation matrix approach (van den Driessche and Watmough, 2002)."}

{"project":"2_test","denotations":[{"id":"32145465-12387915-50061307","span":{"begin":147,"end":151},"obj":"12387915"},{"id":"T14790","span":{"begin":147,"end":151},"obj":"12387915"}],"text":"Wu et al., 2020, Zhao et al., 2020a, Zhao et al., 2020b) when α = 0, by using the next generation matrix approach (van den Driessche and Watmough, 2002)."}