PMC:1440874 / 4366-4372 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1028","span":{"begin":0,"end":1},"obj":"SYM"},{"id":"T1029","span":{"begin":1,"end":4},"obj":"CD"}],"relations":[{"id":"R540","pred":"punct","subj":"T1028","obj":"T1029"}],"text":"~200 k"}