Online first papers have undergone full scientific review and copyediting, but have not been typeset or proofread. To cite this article, use the DOIs number provided. Mandatory typesetting and proofreading will commence with regular print and online publication of the online first papers of the SMJ. Online First articles should be cited with the online publication date and DOI link.

Example: Saxena A, Agarwal KK, Parshuram V, Das AR. Gantzer muscles and their applied aspects; an exceptional finding. Singapore Med J 2013 April 12. https://doi.org/10.11622/smedj.2013064.

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Good practices in the prescription of benzodiazepines and other sedative hypnotics
Type: Letter to the Editor
Author(s): Low TKL, Lim CS, Lee C
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021232
Epub Date: 15 Dec 2021
Impact on and adaptations by the National Addictions Management Service in response to the COVID-19 pandemic
Type: Letter to the Editor
Author(s): Zhang MW, Guo S, Kandasami G, Lee C
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021231
Epub Date: 15 Dec 2021
Psychosis in Parkinson’s disease in a Southeast Asian cohort: prevalence and clinical correlates
Type: Original Article
Author(s): Mok VWL, Chan LG, Goh JCB, Tan LCS
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021182
Epub Date: 15 Dec 2021
Relationship between weather parameters and risk of exertional heat injuries during military training
Type: Original Article
Author(s): Poon BH, Gorny AW, Zheng KY, Cheong WK
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021183
Epub Date: 15 Dec 2021
Staff perception and attitudes towards a medical rapid response team with a multi-tiered response
Type: Short Communication
Author(s): Ko JP, Ng LS, Goh KJ, Chai HZ, Phua GC, Tan QL
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021223
Epub Date: 15 Dec 2021
A qualitative study of motivations for non-suicidal self-injury in a sample of psychiatric outpatients in Singapore
Type: Original Article
Author(s): Shahwan S, Zhang YJ, Sambasivam R, Ong SH, Chong SA, Subramaniam M
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021161
Epub Date: 11 Oct 2021
Acute infective endocarditis presenting with polyarthritis after turbinoplasty
Type: Letter to the Editor
Author(s): Tan WH, Chew LC
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021159
Epub Date: 11 Oct 2021
Impact of a primary care partnership programme on accident and emergency attendances at a regional hospital in Singapore: a pilot study
Type: Short Communication
Author(s): Oh HC, Sridharan S, Yap MF, Goh PSK, Lee LSH, Venkataraman N, How CH, Lim HC
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021157
Epub Date: 11 Oct 2021
Modified OBGYN undergraduate medical education during the COVID-19 pandemic in Singapore
Type: Short Communication
Author(s): Li X, Li M, Kathirvel R
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021158
Epub Date: 11 Oct 2021
Neonatal presentations to the paediatric emergency department in Singapore
Type: Original Article
Author(s): Lim VJM, James V, Yeo YJE, Low YM, Chew YR, Ganapathy S
Citation: Singapore Med J 2021; https://doi.org/10.11622/smedj.2021160
Epub Date: 11 Oct 2021