PMC:7029449 / 388-573 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4","span":{"begin":10,"end":11},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"2019, and a large wet market in central Wuhan was linked to most, but not all, of the initial cases [2]. While evidence from the initial outbreak investigations seemed to suggest that 2"}