PMC:7781500 / 539-701 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"12","span":{"begin":89,"end":97},"obj":"Disease"}],"attributes":[{"id":"A12","pred":"tao:has_database_id","subj":"12","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":"led 379 healthcare workers, hospital staff, and their family members who were tested for COVID-19 by reverse transcription-polymerase chain reaction (RT-PCR) in a"}