PMC:7152911 / 134848-134856
Annnotations
LitCovid-PD-CHEBI
{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T67965","span":{"begin":0,"end":8},"obj":"Chemical"}],"attributes":[{"id":"A32661","pred":"chebi_id","subj":"T67965","obj":"http://purl.obolibrary.org/obo/CHEBI_49637"}],"text":"hydrogen"}