Ştefan, A.-G., A. Mitrea, I. M. Vladu, D. Clenciu, E. Moţa, M. Moţa, and C. Ionescu-Tîrgovişte. “The Fascinating History of Insulin”. Romanian Journal of Diabetes Nutrition and Metabolic Diseases, Vol. 29, no. 4, Nov. 2022, pp. 485-90, https://rjdnmd.org/index.php/RJDNMD/article/view/1271.