Prathanee, Benjamas https://orcid.org/0000-0001-7954-4980
Wattanasukchai, Luxzup https://orcid.org/0000-0001-5174-4788
Funding for this research was provided by:
Operation Smile Thailand
Article History
Received: 29 September 2025
Accepted: 3 February 2026
First Online: 10 February 2026
Declarations
:
: This study was reviewed and approved by the Ethics Committee for Human Research, Khon Kaen University (Approval No. HE6540002). The research was conducted in accordance with the Declaration of Helsinki. Written informed consent was obtained from the parents of all participants prior to enrolment.
: Written informed consent for publication of study data in an anonymized form was obtained from the parents of all participants.
: The authors declare no competing interests.