PMC:7170399 / 5264-5272 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T44","span":{"begin":0,"end":8},"obj":"GO:0006936"},{"id":"T15641","span":{"begin":0,"end":8},"obj":"GO:0006936"}],"text":"contract"}