PMC:1860061 / 528-541 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T547","span":{"begin":1,"end":3},"obj":"NN"},{"id":"T548","span":{"begin":4,"end":11},"obj":"NN"}],"relations":[{"id":"R83","pred":"compound","subj":"T547","obj":"T548"}],"text":" F2 progeny o"}