PMC:7291971 / 33196-33220 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T701","span":{"begin":5,"end":13},"obj":"SO:0000853"},{"id":"T51183","span":{"begin":5,"end":13},"obj":"SO:0000853"}],"text":"ural homology between vi"}