PMC:7143707 / 2875-2932
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T28","span":{"begin":2,"end":5},"obj":"http://purl.obolibrary.org/obo/CL_0000990"}],"text":"e CDC and WHO. Care should be in single isolated negative"}