PMC:3567831 / 21031-21052 JSONTXT

{"project":"testtesttest","denotations":[{"id":"T144","span":{"begin":0,"end":21},"obj":"Body_part"}],"attributes":[{"id":"A144","pred":"uberon_id","subj":"T144","obj":"http://purl.obolibrary.org/obo/UBERON_0007151"}],"text":"mitral valve leaflets"}