PMC:1914394 / 18388-18393 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T9483","span":{"begin":2,"end":4},"obj":"NN"}],"text":"f Rb "}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T9051","span":{"begin":2,"end":4},"obj":"PR_EXT:000013773"}],"text":"f Rb "}

{"project":"craft-ca-core-dev","denotations":[{"id":"T8901","span":{"begin":2,"end":4},"obj":"PR:000013773"}],"text":"f Rb "}