Chuaypen, Natthaya
Payungporn, Sunchai
Poovorawan, Kittiyod
Chotiyaputta, Watcharasak
Piratvisuth, Teerha
Tangkijvanich, Pisit https://orcid.org/0000-0002-2926-8671
Article History
Received: 26 March 2019
Accepted: 18 July 2019
First Online: 29 July 2019
Compliance with ethical standards
:
: The other authors declare no conflicts of interest.
: All subjects had provided written informed consent as approved by the Institutional Review Board of the Faculty of Medicine, Chulalongkorn University (IRB no 016/59), which followed the Helsinki Declaration and Good Clinical Practice guidelines.