PMC:7405836 / 70764-70900
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T689","span":{"begin":93,"end":96},"obj":"http://purl.obolibrary.org/obo/CLO_0051582"}],"text":"an those of respiratory samples (range, 550 copies per ml to 1.21 × 105 copies per ml), this has essential biosafety implications (151)."}