PMC:7781502 / 9557-9634 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"134","span":{"begin":64,"end":72},"obj":"Disease"}],"attributes":[{"id":"A134","pred":"tao:has_database_id","subj":"134","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":"First, many journals established free open-access for papers on COVID-19 [7]."}

{"project":"LitCovid-sentences","denotations":[{"id":"T109","span":{"begin":0,"end":77},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"First, many journals established free open-access for papers on COVID-19 [7]."}