RETRACTED: Multiple and simultaneous detection for cytokines based on the nanohole array by electrochemical sandwich immunoassay

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/locate/withdrawalpolicy). This article has been retracted at the request of author JuKyung Lee, with approval from Biosensors and Bioelectronics: X editor Dianping Tang. Concerns were raised following the publication of this paper about improper use of the data and discrepancies and misinterpretations of the data. The design presented in the papers were obtained at Northeasten University, the data have been published without permission. Authors Han Na Suh; Sung-Hoon Yoon; Yoo Min Park; HyungJin Kim; and SangHee Kim have been notified of the retraction. Based on the evidence, the above-mentioned authors and the editor concluded the article should be retracted.