Sun, Li
Cao, Yuting
He, Nagonbilig
Han, Jianwen
Hai, Rong
Arlud, Sarnai
He, Baoyindeligeer
Wu, Wurina
Li, Lizhong
Su, Xiulan
Cui, Hongwei
Zhao, Wenchao
Chao, Buheqiqige
Liu, Dandan
Sun, Zhiqiang
Huang, Yanping
Funding for this research was provided by:
Major Project of Affiliated Hospital of Inner Mongolia Medical University (NYFYZD2012007)
Article History
Received: 18 July 2017
Revised: 30 December 2017
Accepted: 12 January 2018
First Online: 3 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the ethics committee of the Affiliated Hospital of Inner Mongolia Medical University (Ethical approval number: 2007-001). The investigations were conducted according to the Declaration of Helsinki principles.
: All patients and controls accepted a rigorous questionnaire survey and follow-up with informed consent.