PMC:7738161 / 4218-4434 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T25","span":{"begin":114,"end":208},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" January 26, 2020 with sporadic cases related to travel until March 8, followed by a sustained increase in cases. A number of measures were implemented over the following weeks to reduce transmission (Fig 1). However"}