Pang, Yunlong
Chen, Kai
Wang, Xiaoqian
Xu, Jianlong
Ali, Jauhar
Li, Zhikang
Funding for this research was provided by:
Bill & Melinda Gates Foundation (OPP1130530)
Chinese Ministry of Science and Technology (2014AA10A601)
Article History
Received: 20 June 2017
Accepted: 30 October 2017
First Online: 9 November 2017
Compliance with ethical standards
:
: The authors declared that they have no competing interests.