PMC:7795931 / 21098-21264 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T133","span":{"begin":0,"end":166},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"(c) The government initiates a censoring and screening and enters stage d after a lag period, only for the first time does it receive the above-threshold information."}