PMC:1208879 / 10446-10454 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2931","span":{"begin":1,"end":3},"obj":"IN"},{"id":"T2932","span":{"begin":4,"end":7},"obj":"NN"}],"relations":[{"id":"R1831","pred":"pobj","subj":"T2932","obj":"T2931"}],"text":" of PCR "}