PMC:529315 / 33461-33469 JSONTXT

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T18452","span":{"begin":0,"end":8},"obj":"CHEBI_EXT:tungsten"}],"text":"tungsten"}

{"project":"craft-sa-dev","denotations":[{"id":"T18508","span":{"begin":0,"end":8},"obj":"NN"}],"text":"tungsten"}