Ji, Juan-Juan
Li, Xu-Dong
Fan, Qun
Liu, Xiao-Jun
Yao, Shuang
Zhou, Zhi
Yang, Shuang
Shen, Yong
Article History
Received: 2 March 2018
Accepted: 20 August 2018
First Online: 21 September 2018
Compliance with ethical guidelines
:
: J.-J. Ji, X.-D. Li, Q. Fan, X.-J. Liu, S. Yao, Z. Zhou, S. Yang and Y. Shen declare that they have no competing interests.
: From January 2014 to December 2017, 403 patients receiving complete orthodontic treatment in the Department Orthodontics of the Second People’s Hospital in Yunnan Province were recruited. This study was conducted in accordance with the Declaration of Helsinki. This study was conducted with approval from the Ethics Committee of the Second People’s Hospital of Yunnan. Written informed consent was obtained from all participants.