PMC:1440874 / 3956-3958 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T934","span":{"begin":0,"end":2},"obj":"NN"}],"text":"kb"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T629","span":{"begin":1,"end":2},"obj":"CHEBI_SO_EXT:base"}],"text":"kb"}