Iamaroon, Arissara
Wongviriyawong, Titima
Sura-arunsumrit, Patumporn
Wiwatnodom, Nattikan
Rewuri, Nichakarn
Chaiwat, Onuma https://orcid.org/0000-0001-5407-306X
Funding for this research was provided by:
Siriraj Research Development Fund (R015935052)
Article History
Received: 26 March 2019
Accepted: 27 January 2020
First Online: 3 February 2020
Ethics approval and consent to participate
: This study was approved by the Siriraj Institutional Review Board of the Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand (COA no. Si 718/2015). After the consent form was approved by the ethics committee, the formal written informed consent from participants was obtained prior to participation in the study. For the participants who were incapable of making and executing the healthcare decisions, the written informed consent was obtained from their spouses or adult children prior to participation. The consenting procedure was approved by the ethics committee.
: Not applicable.
: The authors declare that they have no competing interests.