PMC:7589163 / 28452-28459 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T468","span":{"begin":0,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A468","pred":"chebi_id","subj":"T468","obj":"http://purl.obolibrary.org/obo/CHEBI_22984"},{"id":"A469","pred":"chebi_id","subj":"T468","obj":"http://purl.obolibrary.org/obo/CHEBI_29320"}],"text":"calcium"}

{"project":"LitCovid-PubTator","denotations":[{"id":"755","span":{"begin":0,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A755","pred":"tao:has_database_id","subj":"755","obj":"MESH:D002118"}],"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":"calcium"}