PMC:7376974 / 338-456 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T4928","span":{"begin":59,"end":71},"obj":"http://purl.obolibrary.org/obo/UBERON_0001155"},{"id":"T54896","span":{"begin":112,"end":117},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"s since the second world war. Additionally, the continuous colonization of wild natural lands may touch unknown virus "}