PMC:1914394 / 18922-18926 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T9601","span":{"begin":0,"end":4},"obj":"NN"}],"text":"E2f1"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T9077","span":{"begin":0,"end":4},"obj":"PR_EXT:000006852"}],"text":"E2f1"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T8924","span":{"begin":0,"end":4},"obj":"PR:000006852"}],"text":"E2f1"}