Sun, Huidan
Wu, Shaoyan
Zhou, Xiaoyan
Zhao, Min
Wu, Haiping
Luo, Rong
Ding, Shijia
Funding for this research was provided by:
the National Natural Science Foundation of China (81572080)
the Special Project for Social Livelihood and Technological Innovation of Chongqing (cstc2015shmszx120040, cstc2016shmszx130043)
Article History
Received: 7 August 2018
Accepted: 27 November 2018
First Online: 7 December 2018
Compliance with ethical standards
: The author(s) declare that they have no competing interests.