Suico, Jeffrey G, et al. “Glucagon Administration by Nasal and Intramuscular Routes in Adults With Type 1 Diabetes During Insulin-Induced Hypoglycaemia: A Randomised, Open-Label, Crossover Study”. 2020. Diabetes Therapy : Research, Treatment and Education of Diabetes and Related Disorders, vol. 11, no. 7, 2020, pp. 1591–1603.