Uhumwangho , M. U., and R. S. Okor. “Stability Studies on the Conventional and Multi-Unit Dose Tablets of Theophylline: Temperatute Effects”. The Nigerian Journal of Pharmacy 41, no. 2 (April 1, 2008). Accessed September 19, 2024. http://mail.psnnjp.org/index.php/home/article/view/389.