PMC:7784824 / 528-633 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"13","span":{"begin":87,"end":95},"obj":"Disease"}],"attributes":[{"id":"A13","pred":"tao:has_database_id","subj":"13","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":"The aim of this study was to evaluate the performance of several commercial assays for COVID-19 serology."}

{"project":"LitCovid-sentences","denotations":[{"id":"T12","span":{"begin":0,"end":105},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The aim of this study was to evaluate the performance of several commercial assays for COVID-19 serology."}