Truong, Bao Quy Quoc
Ong, Ken Ing Cherng
Shibanuma, Akira
Kiriya, Junko
Jimba, Masamine
Funding for this research was provided by:
University of Tokyo Research Fund
Article History
Received: 28 March 2023
Accepted: 19 March 2024
First Online: 2 April 2024
Declarations
:
: The study obtained permission for translation and use from the PACV’s author. The ethical approvals were obtained from the Research Ethics Committee, the Graduate School of Medicine, the University of Tokyo, Japan (No. 2021109NI) and the Ethics Committee of Hue University of Medicine and Pharmacy, Hue University, Vietnam (No. H2021/413). Written informed consents were obtained from all parents. The survey was also done anonymously, with all personal information coded to conceal identity and stored securely. The study was carried out in accordance with the relevant regulations and guidance.
: Not applicable.
: The authors declare no competing interests.