Received: 11 February 2021
Accepted: 25 May 2021
First Online: 4 June 2021
: All research proposals, protocols, and tools were approved by the Human Research Ethical Consideration Committee from the Chiang Rai Public Health Province with IRB No. CRPPHO No. 72/2563. Before starting the interviews, all participants were provided with all relevant and essential information. Voluntary written informed consent was obtained from all participants before starting the interviews.
: Not applicable.
: The authors declare that they have no competing interests.