PMC:516044 / 21-33 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T239","span":{"begin":2,"end":12},"obj":"NN"}],"text":"n expression"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T142","span":{"begin":2,"end":12},"obj":"GO:0010467"}],"text":"n expression"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T79","span":{"begin":2,"end":12},"obj":"GO:0010467"}],"text":"n expression"}