Chigwanda, Rosemary, Panashe Chipengo, and Margaret Siyawamwaya. “Investigation of Theophylline Release Kinetics from Carbopol 940P Sustained Release Matrix Tablets”. The East and Central African Journal of Pharmaceutical Sciences 24, no. 1 (September 29, 2021): 15-20. Accessed November 21, 2024. https://uonjournals.uonbi.ac.ke/ojs/index.php/ecajps/article/view/815.