PMC:2889865 / 279-293 JSONTXT

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{"project":"bionlp-st-ge-2016-spacy-parsed","denotations":[{"id":"T182","span":{"begin":0,"end":6},"obj":"NNS"},{"id":"T183","span":{"begin":7,"end":9},"obj":"IN"}],"relations":[{"id":"R73","pred":"prep","subj":"T183","obj":"T182"}],"text":"levels of pro-"}