Tippairote, Torsak
Temviriyanukul, Piya
Benjapong, Wenika
Trachootham, Dunyaporn http://orcid.org/0000-0002-6739-6295
Article History
Received: 29 May 2018
Accepted: 4 July 2018
First Online: 13 July 2018
Compliance with Ethical Standards
:
: TT has received a research grant from National Research Council of Thailand. TT is an executive member of BBH Hospital. Other authors declare that they have no conflict of interest.
: The study had been performed in accordance with Declaration of Helsinki. The protocol was approved by the institutional review board of Mahidol University with certificate of approval (COA) No.MU-CIRB 2015/125.2010 and registered in Thai Clinical Trials Registry (TCTR) with study ID of 20151113001.Written informed consent was obtained from parents or legal representatives of all participants in this study prior to data collection.