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Authors
Tran, Hang Thi Bich https://orcid.org/0000-0002-6411-1880
Nguyen, Huong Quynh Thi https://orcid.org/0000-0003-1912-6917
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Article History
Received: 11 October 2025
Accepted: 10 April 2026
First Online: 2 May 2026
Declarations
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: The study was conducted in accordance with the ethical principles of the Declaration of Helsinki. The research protocol, including survey instruments and data collection methods, was formally reviewed and approved by the Institutional Ethics Committee of Thuongmai University (Decision No. 828/QĐ-ĐHTM, issued on May 16, 2024). Informed consent was obtained from all individual participants (experts and tourists) involved in the study. All respondents were briefed on the research objectives and voluntarily agreed to participate in the surveys and interviews.
: The participants provided informed consent for the publication of the research findings. All data have been anonymized and aggregated to ensure that no individual-level identifiable information is disclosed in this manuscript.
: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
