Duan, Jian-Chun
Wang, Zhi-Jie
Lin, Lin
Li, Jun-Ling
Wang, Yan
Bai, Hua
Hu, Xing-Sheng
Liu, Yu-Tao
Hao, Xue-Zhi
Wang, Hong-Yu
Wan, Rui
Wang, Xin
Wang, Jie
Article History
Received: 23 November 2018
Accepted: 24 January 2019
First Online: 1 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: 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.