Liu, Chuanpu
Chen, Jilei
Liu, Tao
Heimbach, Florian
Yu, Haiming http://orcid.org/0000-0002-3291-6713
Xiao, Yang
Hu, Junfeng
Liu, Mengchao
Chang, Houchen
Stueckler, Tobias
Tu, Sa
Zhang, Youguang
Zhang, Yan
Gao, Peng http://orcid.org/0000-0001-9868-2115
Liao, Zhimin http://orcid.org/0000-0001-6361-9626
Yu, Dapeng
Xia, Ke
Lei, Na
Zhao, Weisheng
Wu, Mingzhong
Article History
Received: 10 September 2017
Accepted: 23 January 2018
First Online: 21 February 2018
Competing interests
: The authors declare no competing financial interests.