Hou, Chen
Li, Lingfei
Liu, Zhiming
Su, Yingjuan
Wan, Tao
Funding for this research was provided by:
the Scientific Project of Shenzhen Urban Administration (201519)
National Major Science and Technology Projects of China (JSGG20140515164852417)
the Scientific Research Program of the Sino-Africa Joint Research Centre (SAJL201607)
Article History
Received: 4 October 2019
Accepted: 24 November 2019
First Online: 20 December 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.