Funding for this research was provided by:
The Medicine and Health Science Technology Development Projects of Shandong Province (2016WSO749)
Text and Data Mining valid from 2019-10-04
Received: 11 June 2019
Accepted: 27 September 2019
First Online: 4 October 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: Ethical consent was granted from the Medical Ethics Committee of Zibo Central Hospital for studies involving patients. All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. Ethical approval of the animal study was granted by the Animal Ethics Committee of Zibo Central Hospital.
: Informed consent was obtained from all individual participants included in the study.