PMC:1283364 / 6013-6020 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1641","span":{"begin":0,"end":7},"obj":"NNS"}],"text":"primers"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1461","span":{"begin":0,"end":7},"obj":"SO_EXT:0000112"}],"text":"primers"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T1380","span":{"begin":0,"end":7},"obj":"SO:0000112"}],"text":"primers"}