PMC:1482699 / 17978-17981 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T11878","span":{"begin":0,"end":3},"obj":"NN"}],"text":"QTL"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T11018","span":{"begin":0,"end":3},"obj":"SO_EXT:0000771"}],"text":"QTL"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T10916","span":{"begin":0,"end":3},"obj":"SO:0000771"}],"text":"QTL"}