Funding for this research was provided by:
Prince of Songkla University
Received: 18 May 2021
Revised: 2 August 2021
Accepted: 24 August 2021
First Online: 6 September 2021
: The authors declare no competing interests.
: This study was performed in accordance with the Declaration of Helsinki and approval was obtained from the Human Research Ethics Committee of the Faculty of Medicine, Prince of Songkla University before the study began.