1. The chain of survival;Nolan;Resuscitation,2006
2. The effect of a golden hour policy on the morbidity and mortality of combat casualties;Kotwal;JAMA Surg,2016
3. Maritime and Port Authority of Singapore. Facts and trivia. 2021. Accessed at:https://www.mpa.gov.sg/web/portal/home/maritime-singapore/introduction-to-maritime-singapore/facts-and-trivia. Accessed June 7, 2021.
4. United Nations Conference on Trade and Development. Review of maritime transport 2019. 2019. Accessed at: https://unctad.org/system/files/official-document/rmt2019_en.pdf. Accessed June 7, 2021.
5. Ministry of Defence, Singapore. Fact sheet: safeguarding Singapore's maritime trade and industry. 2018. Available at:https://www.mindef.gov.sg/web/portal/mindef/news-and-events/latest-releases/article-detail/2018/april/19apr18_fs/. Accessed June 7, 2021.