Cheng, Meng Lin
Wang, Chun Xiao
Wang, Xing
Feng, Xi Ping
Tai, Bao Jun
De Hu, Yu
Lin, Huan Cai
Wang, Bo
Zheng, Shu Guo
Liu, Xue Nan
Rong, Wen Sheng
Wang, Wei Jian
Si, Yan http://orcid.org/0000-0002-6657-6550
Xu, Tao
Funding for this research was provided by:
Scientific Research Fund of National Health Commission of the People’s Republic of China (201502002)
Article History
Received: 9 January 2020
Accepted: 29 April 2020
First Online: 11 May 2020
Ethics approval and consent to participate
: Ethical approval (Approval No: 2014–003) for the study was received from the Ethics Committee of the Chinese Stomatological Association and written informed consent was obtained from each participant.
: Not Applicable.
: We declare no competing interests.