PMC:1540739 / 12921-12924 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T8133","span":{"begin":0,"end":3},"obj":"NNP"}],"text":"NaF"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T8048","span":{"begin":0,"end":3},"obj":"CHEBI:28741"}],"text":"NaF"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T8022","span":{"begin":0,"end":3},"obj":"CHEBI:28741"}],"text":"NaF"}