PMC:7352545 / 20180-20188
Annnotations
LitCovid-PD-CHEBI
{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T432","span":{"begin":0,"end":8},"obj":"Chemical"}],"attributes":[{"id":"A432","pred":"chebi_id","subj":"T432","obj":"http://purl.obolibrary.org/obo/CHEBI_25555"}],"text":"nitrogen"}