References:

1. Society for Endocrinology. Insulin. Available at: https://www.yourhormones.info/hormones/insulin/. Accessed January 2022.
2. UpToDate^®. Patient education: Type 2 diabetes: Insulin treatment (Beyond the Basics). Available at: https://www.uptodate.com/contents/type-2-diabetes-insulin-treatment-beyond-the-basics#:~:text=Most%20people%20who%20are%20newly,well%20managed%20with%20oral%20medication. Accessed February 2023.
3. Dhatariya K, Corsino L, Umpierrez GE. Management of Diabetes and Hyperglycemia in Hospitalized Patients. [Updated 2020 Dec 30]. In: Feingold KR, Anawalt B, Boyce A, et al., editors. Endotext [Internet]. South Dartmouth (MA): MDText.com, Inc.; 2000-. Available at: https://www.ncbi.nlm.nih.gov/books/NBK279093/. Accessed February 2022.
4. Diabetes.co.uk. How to inject insulin. Available at: https://www.diabetes.co.uk/insulin/how-to-inject-insulin.html. Accessed February 2022.
5. American Diabetes Association. When your doctors says it’s time to start insulin. Available at: https://diabetesjournals.org/clinical/article/22/3/151/1652/When-Your-Doctor-Says-It-s-Time-to-Start-Insulin. Accessed February 2022.