Yang, Guo-Yi
Wu, Ting
Huang, Si-Yu
Huang, Bi-Xia
Wang, Hai-Lin
Lan, Qiu-Ye
Li, Chun-Lei
Zhu, Hui-Lian
Fang, Ai-Ping
Funding for this research was provided by:
By-Health Corporation
Article History
Received: 17 March 2020
Accepted: 14 September 2020
First Online: 26 September 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethics approval for the study was granted by the Ethics Committee of Sun Yat-sen University and this trial was conducted in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. This trial was registered at clinicaltrials.gov as NCT02308930 on December 5, 2014.
: Written informed consents for participation were acquired from the parents or guardians of the children and verbal consent was also obtained from each child before the study.
: All the authors agree to the publication of the article.
: Not applicable.