PMC:1420271 / 4636-4642 JSONTXT

{"project":"craft-ca-core-dev","denotations":[{"id":"T3805","span":{"begin":0,"end":6},"obj":"SO:0000188"}],"text":"intron"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T3898","span":{"begin":0,"end":6},"obj":"SO_EXT:0000188"}],"text":"intron"}