PMC:7001240 / 9107-9228 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T75","span":{"begin":0,"end":121},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Delays are expected from date of importation to date of identification that may bias observations at the time of writing."}