PMC:7335644 / 304-334
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T2","span":{"begin":5,"end":13},"obj":"http://purl.obolibrary.org/obo/CLO_0001658"},{"id":"T3","span":{"begin":23,"end":26},"obj":"http://purl.obolibrary.org/obo/CLO_0051582"}],"text":"idal activity of Vit-C has not"}