PMC:7004396 / 121-249
Annnotations
LitCovid-PMC-OGER-BB
{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T91","span":{"begin":117,"end":128},"obj":"UBERON:0001004"}],"text":"ember 31, 2019–February 4, 2020\n\nOn December 31, 2019, Chinese health officials reported a cluster of cases of acute respiratory"}
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1","span":{"begin":89,"end":90},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"ember 31, 2019–February 4, 2020\n\nOn December 31, 2019, Chinese health officials reported a cluster of cases of acute respiratory"}