Thanapop, Sasithorn http://orcid.org/0000-0002-1318-3817
Thanapop, Chamnong http://orcid.org/0000-0002-9158-7171
Article History
Received: 4 February 2021
Accepted: 4 May 2021
First Online: 24 June 2021
Declarations
:
: This study has been approved by the Human Research Ethics Committee of Walailak University, Thailand (no. WUEC-19-030-1). All methods were carried out in accordance with relevant guidelines and regulations of declaration of Helsinki. Written Informed consent was obtained from all participants at the beginning of the study. The participants were reminded that the study was voluntary, confidential and the results would remain anonymous.
: Not applicable
: The authors declare that they have no competing interest.