Johnson C. 2006 Repetitive, Duplicate, and Redundant Publications: A Review for Authors and Readers. Journal of Manipulative and Physiological Therapeutics. 29(7): 505-509

This editorial defines and discusses a range of terminology, relevant to the repetitive, duplicate and redundant scientific literature. It also assesses the affect of these publications on science as a whole, asking the questions: What is wrong with duplicate publication, why do people do it, when is duplicate publication acceptable and who is responsible? The article concludes with discussion on prevention and policy making.