Li, Huifen
Huang, Weihua
Luo, Rongcheng
Article History
Received: 13 May 2015
Accepted: 12 June 2015
First Online: 22 July 2015
Change Date: 2 May 2018
Change Type: Correction
Change Details: The editor has retracted this article [1] because it shows significant overlap with the following articles (amongst others) [2, 3]. None of the authors responded to correspondence regarding this retraction.