PMC:1914394 / 1331-1334 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T841","span":{"begin":1,"end":3},"obj":"NN"}],"text":" Rb"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T609","span":{"begin":1,"end":3},"obj":"PR_EXT:000013773"}],"text":" Rb"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T543","span":{"begin":1,"end":3},"obj":"PR:000013773"}],"text":" Rb"}