PMC:7738161 / 35423-35590 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"111","span":{"begin":38,"end":46},"obj":"Disease"}],"attributes":[{"id":"A111","pred":"tao:has_database_id","subj":"111","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":"There remain important unknowns about COVID-19 that give rise to additional limitations for modelling efforts; immunity and asymptomatic transmission are two of these."}

{"project":"LitCovid-sentences","denotations":[{"id":"T243","span":{"begin":0,"end":167},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"There remain important unknowns about COVID-19 that give rise to additional limitations for modelling efforts; immunity and asymptomatic transmission are two of these."}