Zheng, Hui
Xie, Tengfei
Li, Shaokai
Qiao, Xiaotong
Lu, Youguang
Feng, Yan
Article History
Received: 19 November 2020
Accepted: 30 March 2021
First Online: 7 April 2021
Declarations
:
: Ethical approval for this study was obtained from the Ethics Committee of the Stomatological Hospital Affiliated with Fujian Medical University (Ref. 2017-30). Informed consent was obtained from the children’s guardian in written form.
: Written informed consent for the publication of clinical details was obtained from the children’s guardian.
: The authors declare that they have no competing interests.