PMC:1482699 / 11-27 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T577","span":{"begin":1,"end":10},"obj":"NN"},{"id":"T578","span":{"begin":11,"end":13},"obj":"IN"}],"relations":[{"id":"R3","pred":"prep","subj":"T578","obj":"T577"}],"text":" isolation of gr"}