PMC:1914394 / 22647-22649 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T11647","span":{"begin":0,"end":2},"obj":"NN"}],"text":"Rb"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T11027","span":{"begin":0,"end":2},"obj":"PR_EXT:000013773"}],"text":"Rb"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T10897","span":{"begin":0,"end":2},"obj":"PR:000013773"}],"text":"Rb"}