PMC:7291971 / 31964-31972 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T675","span":{"begin":0,"end":8},"obj":"CHEBI:16240;CHEBI:16240"},{"id":"T683","span":{"begin":0,"end":8},"obj":"CHEBI:16240;CHEBI:16240"}],"text":"Hydrogen"}

{"project":"LitCovid-PubTator","denotations":[{"id":"471","span":{"begin":0,"end":8},"obj":"Chemical"}],"attributes":[{"id":"A471","pred":"tao:has_database_id","subj":"471","obj":"MESH:D006859"}],"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":"Hydrogen"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T536","span":{"begin":0,"end":8},"obj":"Chemical"}],"attributes":[{"id":"A536","pred":"chebi_id","subj":"T536","obj":"http://purl.obolibrary.org/obo/CHEBI_18276"}],"text":"Hydrogen"}