RETRACTED: Are uric acid plasma levels different between unipolar depression with and without adult attention deficit hyperactivity disorder?

This article has been retracted: please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).This article has been retracted at the request of the Editors-in-Chief.The authors have plagiarized parts of papers that had already appeared in Progr Neurobiol, 48 (1996) 167–189, 10.1016/0301-0082(95)00035-6; Biol Psych 75 (2014) 31–37. 10.1016/j.biopsych.2013.02.024; J Affect Disorders, 165 (2014) 131–134. 10.1016/j.jad.2014.04.053. One of the conditions of submission of a paper for publication is that authors declare explicitly that their work is original and has not appeared in a publication elsewhere. Re-use of any data should be appropriately cited. As such this article represents a severe abuse of the scientific publishing system. The scientific community takes a very strong view on this matter and apologies are offered to readers of the journal that this was not detected during the submission process.