Funding for this research was provided by:
Nanyang Technological University (RCC12008NBSM58011001)
Article History
Received: 16 September 2019
Accepted: 2 September 2020
First Online: 14 September 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: Our study was approved by our institution before the establishment of an IRB at our institution. Participation was on a voluntary and anonymous basis. Subject to the above caveat, all procedures performed in this study were in accordance with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.