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Authors
Tan, Li Feng https://orcid.org/0000-0003-1232-9308
Ying, Sim Meng
Teng, Jeremy
Premkumar, Arthi
Tan, Andre Teck Huat
Seetharaman, Santhosh
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Article History
Received: 4 February 2022
Accepted: 1 April 2022
First Online: 15 April 2022
Declarations
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: The authors have no conflict of interest to declare.
: This study received approval from the National Healthcare Group (NHG) Institutional Review Board (IRB), Study No: 2020/01336. The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: The study was granted an exemption from requiring written informed consent as this was a retrospective review of data. This was approved by the NHG IRB as above.
