PMC:1914394 / 37694-37698 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T20440","span":{"begin":0,"end":4},"obj":"NN"}],"text":"E2f3"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T20140","span":{"begin":0,"end":4},"obj":"PR_EXT:000006854"}],"text":"E2f3"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T20051","span":{"begin":0,"end":4},"obj":"PR:000006854"}],"text":"E2f3"}