1. Alps. (2020). About ALPS. Available from: https://www.alpshealthcare.com.sg/Pages/home.aspx. Accessed June 12, 2020.
2. Ang, I. Y. H., Ng, S. H., Rahman, N., Nurjono, M., Tham, T. Y., Toh, S. A., & Wee, H. L. (2019a). Right-Site Care Programsme with a community-based family medicine clinic in Singapore: Secondary data analysis of its impact on mortality and healthcare utilisation. British Medical Journal Open, 9, e030718.
3. Ang, I. Y. H., Tan, C. S., Nurjono, M., Tan, X. Q., Koh, G. C., Vrijhoef, H. J. M., et al. (2019b). Retrospective evaluation of healthcare utilisation and mortality of two post-discharge care programmes in Singapore. British Medical Journal Open, 9, e027220.
4. BBC News. (2020). Coronavirus: Singapore quarantines 20,000 migrant workers. BBC News, April 6, 2020.
5. Chan, A., Malhotra, R., Bte Manap, N., Ting, Y. Y., Visaria, A., Cheng, G. H.-L., et al. (2018). Transitions in health, employment, social engagement and intergenerational transfers in Singapore study (THE SIGNS study)—I: Descriptive statistics and analysis of key aspects of successful ageing. ScholarBank@NUS Repository.