PMC:6988269 / 477-542
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4","span":{"begin":53,"end":58},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":" in public health laboratory settings without having virus materi"}