PubMed:33419461 / 249-531 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"39","span":{"begin":45,"end":48},"obj":"Species"},{"id":"40","span":{"begin":86,"end":96},"obj":"Species"},{"id":"41","span":{"begin":238,"end":259},"obj":"Disease"}],"attributes":[{"id":"A39","pred":"tao:has_database_id","subj":"39","obj":"Tax:11118"},{"id":"A40","pred":"tao:has_database_id","subj":"40","obj":"Tax:2697049"},{"id":"A41","pred":"tao:has_database_id","subj":"41","obj":"MESH:C000657245"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"In this cluster-randomised controlled study (CoV-Surv Study), four different \"active\" SARS-CoV-2 testing strategies for general population surveillance are evaluated for their effectiveness in determining and predicting the prevalence of SARS-CoV-2 infections in a given population."}

{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":0,"end":282},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In this cluster-randomised controlled study (CoV-Surv Study), four different \"active\" SARS-CoV-2 testing strategies for general population surveillance are evaluated for their effectiveness in determining and predicting the prevalence of SARS-CoV-2 infections in a given population."}