Chythanya C. Kutty, Asha Spandana K M, Amit B. Patil, Gowda D V, and Mahendran Bhaskaran. “A Review on Insulin Formulations for Diabetes Mellitus Therapy”. International Journal of Research in Pharmaceutical Sciences, vol. 11, no. 3, July 2020, pp. 3667-74, https://ijrps.com/home/article/view/823.