Zhu, Limin
Xu, Zhuoming
Gong, Xiaolei
Zheng, Jinghao
Sun, Yanjun
Liu, Liping
Han, Lu
Zhang, Haibo
Xu, Zhiwei
Liu, Jinfen
Rimensberger, Peter C.
Article History
Received: 3 October 2015
Accepted: 5 April 2016
First Online: 18 April 2016
Compliance with Ethical Standards
:
: The authors have no conflicts of interests to declare.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
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