PubMed:7682243 / 1014-1025 JSONTXT

{"project":"jnlpba-st-training","denotations":[{"id":"T14","span":{"begin":0,"end":11},"obj":"cell_line"}],"text":"U-937 cells"}

{"project":"semrep-sample","denotations":[{"id":"E1-ab-7","span":{"begin":0,"end":11},"obj":"cui:C0301863"}],"text":"U-937 cells"}

{"project":"GENIAcorpus","denotations":[{"id":"T28","span":{"begin":0,"end":11},"obj":"cell_line"}],"text":"U-937 cells"}