Nguyen, Van-Tuy
Pham, Nhu-Huy
Le, Hoang
Vo, Quoc Bao
Manh, Tuan Tai
Phan, Hoang Duy
Tran, Hanh Chan
Pham, Kieu Loc
Dang, Thi Tam
Truong, Thi Na
Ho, Ha My
Tran Nu, Tam Dan
Nguyen, Hoang Bach
Nguyen, Thi Lan
Nguyen-Huu, Chau Duc
Article History
Received: 18 October 2025
Accepted: 17 November 2025
First Online: 21 November 2025
Declarations
:
: This study was conducted in accordance with the ethical standards outlined in the 1964 Helsinki Declaration and its subsequent amendments. Ethical approval was obtained from the Ethics Committee of Hue University of Medicine and Pharmacy, Hue City, Vietnam (Approval Number: H2023/498, Approval Date: May 24, 2023).
: Written informed consent was obtained from the parents or legal guardians of all pediatric participants prior to enrollment. Personal information, including names, phone numbers, and addresses, was not collected, and all data were anonymized and maintained with strict confidentiality to protect participant privacy.
: The authors declare no competing interests.