Expression of Concern: Clin Trans Med (2016) 5:43 DOI 10.1186/s40169-016-0124-3

The Editors-in-Chief of Clinical and Translational Medicine are issuing an editorial expression of concern to alert readers that concerns have been raised regarding the ethics of this study [1]. Appropriate editorial action will be taken once this has been fully investigated. The author disagrees with this notice.