PMC:7386785 / 124940-124985 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"2165","span":{"begin":10,"end":17},"obj":"Species"}],"attributes":[{"id":"A2165","pred":"tao:has_database_id","subj":"2165","obj":"Tax:9606"}],"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":"Could the patient flow have introduced bias? "}