PMC:7126544 / 37818-37962 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T307","span":{"begin":42,"end":43},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T308","span":{"begin":141,"end":142},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"inical manifestations is considered to be a suspected case:\n(1) Epidemiological history:1) within 14 days before the disease onset, there is a t"}