Data Duplication in 25% of Cancer Biology Papers?

25% of papers published in cancer biology journals contain signs of 'data duplication', which can be a sign of scientific errors or even misconduct. That's according to a remarkable paper just published in Science and Engineering Ethics by a Norwegian cancer researcher, Morten P. Oksvold. Oksvold writes that he randomly selected 40 recent original data papers from three cancer journals, for a total of 120 articles. The journals were chosen to represent one low, one middle, and high imp