“Comparison Between Insulin Delivery Methods: Subcutaneous, Inhaled, Oral, and Buccal”. Proceedings of Scientific Research Universidad Anáhuac. Multidisciplinary Journal of Healthcare 1, no. 1 (July 22, 2021): 62–71. Accessed July 4, 2025. https://revistas.anahuac.mx/index.php/psrua/article/view/614.