Liao, Qiuju
Zheng, Zheng
Xiu, Shuangling
Chan, Piu
Funding for this research was provided by:
Beijing Municipal Commission on Science and Technology, Ministry of Health of China (D07050701130000 and D07050701130701,201002011)
Article History
Received: 5 January 2018
Accepted: 8 March 2018
First Online: 27 March 2018
Compliance with ethical standards
:
: No potential conflicts of interest were disclosed.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Research Ethics Committee of Xuanwu Hospital, Capital Medical University. In addition, this study was performed in accordance with the ethical principles of the Declaration of Helsinki.
: Written informed consent was obtained from all participants.