Veettil, Sajesh K.
Kew, Siang Tong
Lim, Kean Ghee
Phisalprapa, Pochamana
Kumar, Suresh
Lee, Yeong Yeh
Chaiyakunapruk, Nathorn
Article History
Received: 14 August 2020
Accepted: 10 March 2021
First Online: 20 March 2021
Declarations
:
: As this was a retrospective study based on primary research, and as all data entry, analysis and results output was anonymised, no informed consent, verbal or written was obtained. No ethical approval is required because this study includes no confidential personal data or interventions with the patients.
: The authors are responsible for the reported research, and have participated in the concept and design, analysis and interpretation of data, drafting or revising of the manuscript, and have approved the manuscript as submitted.
: The authors have no competing of interest to declare.
: Professor Nathorn Chaiyakunapruk.