PMC:1255741 / 3505-3509 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1022","span":{"begin":0,"end":3},"obj":"NN"},{"id":"T1024","span":{"begin":3,"end":4},"obj":"SYM"}],"relations":[{"id":"R581","pred":"punct","subj":"T1024","obj":"T1022"}],"text":"Ca2+"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2096","span":{"begin":0,"end":4},"obj":"CHEBI:29108"}],"text":"Ca2+"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T1943","span":{"begin":0,"end":4},"obj":"CHEBI:29108"}],"text":"Ca2+"}