Chew, Nicholas W. S. http://orcid.org/0000-0002-0640-0430
Ngiam, Jinghao Nicholas
Tan, Benjamin Yong-Qiang
Sia, Ching-Hui
Sim, Hui Wen
Kuntjoro, Ivandito
Kong, William K. F.
Tay, Edgar L. W.
Yeo, Tiong-Cheng
Poh, Kian Keong
Article History
Received: 28 October 2019
Accepted: 19 December 2019
First Online: 2 January 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was conducted in accordance to the revised Declaration of Helsinki and approved by the institutional review committee.