PMC:7068164 / 6848-6912
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T58","span":{"begin":50,"end":54},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"}],"text":"Mean days from onset to first positive laboratory test(16 cases)"}