Li, Siming
Jiao, Yang
Wang, Hanjay
Shang, Qinghua
Lu, Fang
Huang, Li
Liu, Jiangang
Xu, Hao
Chen, Keji
Article History
Received: 6 June 2017
Accepted: 19 November 2017
First Online: 12 December 2017
Competing Interests
: This trial received financial support from the Jiangsu Carefree Pharmaceutical Co., Ltd. The company was not involved in developing the study design, collecting or interpreting the data, writing the paper, or publishing the results related to this trial. All of the authors declare that they have no conflict of interest.