Wei, Sheng-Wang
Shi, Zhan-Ying
Zhao, You-Ming
Wu, Hao
Hu, Ju-Zheng
Huang, Zhan-Zhu
Zhao, Jin-Min
Article History
First Online: 20 December 2018
Compliance with ethical guidelines
:
: S.-W. Wei, Z.-Y. Shi, Y.-M. Zhao, H. Wu, J.-Z. Hu, Z.-Z. Huang and J.-M. Zhao declare that they have no competing interests.
: 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 1975 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study or their legal guardians.