Teng, Deng-Ke http://orcid.org/0000-0003-4266-8941
Li, He-Qun
Sui, Guo-Qing
Lin, Yuan-Qiang
Luo, Qiang
Fu, Ping
Du, Jia-Rui
Jin, Chun-Xiang
Wang, Hui http://orcid.org/0000-0003-1480-5398
Funding for this research was provided by:
Department of Finance of Jilin Province (SCZSY201701)
Jilin Department of Health (2016ZC032)
Jilin Province Science and Technology Department (20170414042GH)
Article History
Received: 31 December 2018
Accepted: 8 February 2019
First Online: 15 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The studies have been approved by the appropriate institutional research ethics committee and have been performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This manuscript does not contain any studies with animals by any of the authors.
: Informed consent was obtained from all individual participants included in the study.