Satitpitakul, Vannarut
Ratanawongphaibul, Kitiya
Kasetsuwan, Ngamjit
Reinprayoon, Usanee
Article History
Received: 25 February 2019
Revised: 28 March 2019
Accepted: 6 April 2019
First Online: 22 April 2019
Compliance and ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments.
: Informed consent was obtained from all individual participants included in the study.