Sun, Chongmei
Shen, Jin
Cui, Rongwei
Yuan, Fangzheng
Zhang, Hui
Wu, Xia
Funding for this research was provided by:
Shandong Provincial Natural Science Foundation, China (ZR2018MB031)
National Natural Science Foundation of China (21545001)
Article History
Received: 5 August 2018
Revised: 19 November 2018
Accepted: 27 December 2018
First Online: 15 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the ethics committee of the Second Hospital of Shandong University and was performed in accordance with the ethical standards. Informed consent was obtained from all individual participants included in the study.