PMC:7164862 / 1621-1643 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T34","span":{"begin":0,"end":22},"obj":"SP_7"},{"id":"T19796","span":{"begin":0,"end":22},"obj":"SP_7"}],"text":"syndrome coronavirus 2"}