PMC:7143583 / 2963-2967 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T41","span":{"begin":0,"end":4},"obj":"CHEBI:16526;CHEBI:16526"},{"id":"T18744","span":{"begin":0,"end":4},"obj":"CHEBI:16526;CHEBI:16526"}],"text":"FiO2"}