Sappipattana, Yuwanda
Teparat-Burana, Thitiwan http://orcid.org/0000-0001-6171-2659
Funding for this research was provided by:
Faculty of dentistry, Mahidol University
Article History
Received: 7 January 2019
Accepted: 10 May 2019
First Online: 5 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study protocol was approved by the Faculty of Dentistry/Faculty of Pharmacy, Mahidol University Institutional Review Board (COA.No.MU-DT/PY-IRB 2016/013.1502). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.