Funding for this research was provided by:
The Natural Science Foundation of Liaoning Province of P. R. China (201202287)
Article History
Received: 8 April 2018
Accepted: 24 September 2018
First Online: 3 October 2018
Compliance with ethical standards
:
: The authors have no conflicts of interest and declare no competing financial interests relevant to this article.
: Institutional review board approval of China Medical University was obtained for this study. All clinical experiments were performed under the guidelines of the Ethics Committee of the hospital, and the Declaration of Helsinki.
: Informed consent was obtained from all individual participants included in the study.