Pengpid, Supa
Peltzer, Karl https://orcid.org/0000-0002-5980-0876
Article History
Received: 8 July 2020
Accepted: 29 October 2020
First Online: 4 November 2020
Ethics approval and consent to participate
: The study protocol was approved by the “Office of The Committee for Research Ethics (Social Sciences), Mahidol University (No.: 2017/055.1403)”, and study permission was obtained from the study sites. Written informed consent was obtained from participants.
: Not applicable.
: The authors declare that they have no competing interests.