Funding for this research was provided by:
Major Research Plan (61374051, 61773075)
Young Scientists Fund (61703055)
Scientific Technological Development Plan Project in Jilin Province of China (20160414033GH, 20170204067GX)
Scientific Technological Development Plan Project in Jilin Province of China (20160520013JH)
Science and Technology Project of Jilin Provincial Education Department of China during the 13th Five-Year Plan Period (JJKH20170569KJ)
Article History
Received: 10 December 2018
Accepted: 7 May 2019
First Online: 21 May 2019
Compliance with ethical standards
:
: The authors declared no potential conflicts of interest with respect to the research, authorship and publication of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.