PMC:340383 / 1003-1015 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T413","span":{"begin":1,"end":10},"obj":"NN"}],"text":" magnesium a"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T175","span":{"begin":1,"end":10},"obj":"CHEBI_EXT:magnesium"}],"text":" magnesium a"}