Wang, Man
Jiang, Shuai
Han, Zhenwei
Zhao, Bing
Wang, Li’ao
Zhou, Zhixia
Wang, Yefu
Article History
Received: 25 July 2015
Revised: 4 September 2015
Accepted: 20 September 2015
First Online: 3 October 2015
Compliance with ethical standards
:
: This study was funded by the Promotive Research Fund for Excellent Young and Middle-Aged Scientists of Shandong Province (No. BS2014YY042) and the Natural Science Foundation of Shandong Province, China (No. ZR2015HQ012).
: The authors declare that they have no conflict of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.