Received: 11 July 2019
Accepted: 17 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: The study was reviewed and approved by the Ramathibodi Hospital Institutional Review Board Committee on Human Right to Research Involving Human Subjects No. MURA2019/96, and the need for informed consent was waived by the institutional review board.
: Not applicable.
: The authors declare that they have no competing interests.