PMC:7543426 / 3798-3982 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T35","span":{"begin":68,"end":146},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"nfectious Diseases Lazzaro Spallanzani-IRCCS Hospital, Rome, Italy. The study was approved by the local ethics committee (approval number 9/2020).\n\nStudy Cohort and Clinical Informatio"}