Yan, Yu-Xiang
Wu, Li-Juan
Xiao, Huan-Bo
Wang, Shuo
Dong, Jing
Wang, Wei
Funding for this research was provided by:
National Natural Science Foundation (81102208, 81573214)
Article History
Received: 16 April 2018
Accepted: 18 July 2018
First Online: 1 August 2018
Compliance with ethical standards
: The study was approved by the Ethical Committee of Capital Medical University and was conducted in accordance with Good Clinical Practice within the tenets of the Declaration of Helsinki. Each participant was required to sign an informed consent form before being enrolled in the study and prior to any measurements being taken.
: The authors declare that they have no conflicts of interest.