Pattanakuhar, Sintip
Suttinoon, Luntarima
Wongpakaran, Tinakon
Tongprasert, Siam
Article History
Received: 11 December 2019
Revised: 4 April 2020
Accepted: 6 April 2020
First Online: 28 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study protocol was approved by the Institutional Ethics Committee of the Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand and was in accordance with the current version of the Helsinki Declaration. The study number is REH-2560-04814. The authors certify that all applicable institutional and governmental regulations concerning the ethical use of human volunteers were followed during all course of this study.