PMC:7271924 / 25817-25823 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T509","span":{"begin":0,"end":6},"obj":"CHEBI:29019;CHEBI:29019"},{"id":"T39820","span":{"begin":0,"end":6},"obj":"CHEBI:29019;CHEBI:29019"}],"text":"pepsin"}