Retraction Notice to “Application of Hydrogen Proton Magnetic Resonance Technology Combined with Brain Neurometabolite Analysis in the Treatment of Cognitive Impairment Caused by Type 2 Diabetes Mellitus” [World Neurosurgery 138 (2020), 654-662]

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/locate/withdrawalpolicy).This article has been retracted at the request of the Editor-in-Chief.The article has been submitted without the knowledge of the three co-authors whose emails were invented and those three co-authors were not involved in this submission. 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.