Rashid, Sheikh A., Gul M. Khan, Husnain Haider, and Barkat A. Khan. 2017. “Fabrication of Ketoprofen Controlled-Release Tablets Using Biopolymeric Hydrophilic Matrices: In-Vitro Studies: Ketoprofen CR Tablets by Biopolymers”. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences 54 (2):89-102. http://ppaspk.org/index.php/PPAS-B/article/view/381.