Kalayasiri, Rasmon
Boonthae, Suriyan
Funding for this research was provided by:
Centre for Addiction Studies
Article History
Received: 4 October 2022
Accepted: 11 May 2023
First Online: 19 May 2023
Declarations
:
: The study has been approved by the Institutional Review Board (IRB) of the Faculty of Medicine of Chulalongkorn University. Informed consent was obtained from all subjects. The IRB number is 737/64. The study was carried out in accordance with the ethical standards established in the Declaration of Helsinki of 1964 and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare no competing interests.