PMC:1255741 / 4792-4796 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1318","span":{"begin":0,"end":3},"obj":"NN"},{"id":"T1319","span":{"begin":3,"end":4},"obj":"SYM"}],"relations":[{"id":"R865","pred":"punct","subj":"T1319","obj":"T1318"}],"text":"Ca2+"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2161","span":{"begin":0,"end":4},"obj":"CHEBI:29108"}],"text":"Ca2+"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T1970","span":{"begin":0,"end":4},"obj":"CHEBI:29108"}],"text":"Ca2+"}