U. Ahmad, A. J. . Sami, S. Noreen, U. . Hussain, T. Khalid, and M. . Abdullah, “A pH-Responsive Psyllium-Hyaluronic acid and Collagen based Hydrogel for Oral Insulin Delivery: pH-Responsive Hydrogel for Oral Insulin Delivery”, PJHS-Lahore, vol. 4, no. 12, pp. 17–24, Dec. 2023.