Teng, Dengke http://orcid.org/0000-0003-4266-8941
Sui, Guoqing
Liu, Caimei
Wang, Yu
Xia, Yongxu
Wang, Hui http://orcid.org/0000-0001-6729-8292
Funding for this research was provided by:
People’s Government of Jilin Province (SCZSY201701)
Jilin Department of Health (2016ZC032)
Article History
Received: 21 December 2017
Accepted: 5 February 2018
First Online: 9 February 2018
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.