Liu, Miao
Wang, Yilu
Zhu, Qian
Zhao, Junyu
Wang, Yao
Shang, Man
Liu, Minglin
Wu, Yanna
Song, Junqiu
Liu, Yanxia
Funding for this research was provided by:
Natural Science Foundation of Tianjin City (11JCZDJC18300)
National Natural Science Foundation of China (81102446, 81370422)
Science and Technology Development Fund of Tianjin Education Commission for Higher Education (20110106)
Specialized Research Fund for the Doctoral Program of Higher Education of China (20101202110005)
National Key Basic Research Program of China (2011CB933100)
Article History
First Online: 6 July 2018
Compliance with ethical standards
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: The authors declare that they have no conflict of interest.