PMC:1914394 / 28510-28514 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T36148","span":{"begin":0,"end":4},"obj":"NN"}],"text":"E2f2"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T36003","span":{"begin":0,"end":4},"obj":"PR_EXT:000006853"}],"text":"E2f2"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T35947","span":{"begin":0,"end":4},"obj":"PR:000006853"}],"text":"E2f2"}