PMC:7210464 / 52067-52244 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T471","span":{"begin":0,"end":177},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The endogenous variables include the average numbers of new cases in the own city and nearby cities in the preceding 14 days and their interactions with the mediating variables."}