PubMed:33120121 / 692-709 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T9","span":{"begin":0,"end":17},"obj":"Chemical"},{"id":"T10","span":{"begin":11,"end":17},"obj":"Chemical"}],"attributes":[{"id":"A9","pred":"chebi_id","subj":"T9","obj":"http://purl.obolibrary.org/obo/CHEBI_27081"},{"id":"A10","pred":"chebi_id","subj":"T10","obj":"http://purl.obolibrary.org/obo/CHEBI_33521"}],"text":"transition metals"}