PMC:6988269 / 3265-3317 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T29","span":{"begin":34,"end":39},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"-12]. In all of these situations, virus isolates wer"}