PMC:1914394 / 41741-41745 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T21500","span":{"begin":0,"end":4},"obj":"NN"}],"text":"E2f3"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T21421","span":{"begin":0,"end":4},"obj":"PR_EXT:000006854"}],"text":"E2f3"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T21375","span":{"begin":0,"end":4},"obj":"PR:000006854"}],"text":"E2f3"}