Funding for this research was provided by:
Faculty of Medicine Siriraj Hospital, Mahidol University (RO15931005)
Received: 11 August 2019
Accepted: 8 December 2019
First Online: 18 December 2019
Ethics approval and consent to participate
: The study protocol was approved by the Scientific Ethics Committee of the Siriraj Institutional Review Board (SIRB) (COA no. 440/2558). A waiver of informed consent was approved by SIRB since the study involved no more than minimal risk to the subject and the waiver is not adversely affect the rights of the subject. The permission from Siriraj Information Technology Department (SiIT) is required for secondary use of electronic health record.
: Not applicable.
: All authors declare no personal or professional conflicts of interest, and no financial support from the companies that produce and/or distribute the drugs, devices, or materials described in this report.