PMC:6988272 / 12091-12196
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T100","span":{"begin":36,"end":38},"obj":"http://purl.obolibrary.org/obo/CLO_0053794"}],"text":"Only approximately 70% of the first 41 cases had exposure to Southern China Seafood Wholesale Market [16]"}