PMC:1087847 / 230-239 JSONTXT

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{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T170","span":{"begin":0,"end":9},"obj":"CHEBI:29108"}],"text":"Ca2+-ions"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T91","span":{"begin":0,"end":9},"obj":"CHEBI:29108"}],"text":"Ca2+-ions"}