Funding for this research was provided by:
Thailand Research Fund (MRG6280041)
Article History
Received: 25 July 2020
Accepted: 1 December 2020
First Online: 6 January 2021
Compliance with Ethical Standards
:
: Sakunna Wongsaipun declares that she has no conflict of interest. Parichat Theanjumpol declares that she has no conflict of interest. Sila Kittiwachana declares that he has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Not applicable.