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Authors
Hu, Junhua
Jiang, Zhigang
Chen, Jing
Qiao, Huijie
- License Information
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Article History
Received: 7 November 2014
Accepted: 23 February 2015
First Online: 7 May 2015
Change Date: 25 January 2016
Change Type: Update
Change Details: The PDF version of this Article previously published incorrectly listed V.S and not Zhigang Jiang and Huijie Qiao, as corresponding authors. This has now been corrected in the PDF; the HTML version of the paper was correct from the time of publication.
Competing interests
: The authors declare no competing financial interests.
