PMC:7095437 / 603-659
Annnotations
LitCovid-PD-CHEBI
{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T2","span":{"begin":2,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A2","pred":"chebi_id","subj":"T2","obj":"http://purl.obolibrary.org/obo/CHEBI_24433"}],"text":"e group (onset of symptoms within 4 days) or progressive"}