PMC:7029452 / 21935-22285 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T144","span":{"begin":0,"end":192},"obj":"Sentence"},{"id":"T145","span":{"begin":193,"end":298},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Through the extensive interviews made with the cases and their high compliance to cooperate to the investigation, we believe that the contacts most at risk have been satisfactorily identified. All of them could be rapidly contacted and informed about measures to be taken, which they all agreed to. However, some contacts were either impossible to tr"}