WITHDRAWN: The modified impact factor; a letter to the editor

World Neurosurg. 2015 Oct 9:S1878-8750(15)01244-9. doi: 10.1016/j.wneu.2015.09.076. Online ahead of print.

Abstract

This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.