Saghir, Afifa, Ahmad Khan, Muhammad Farooq Umer, Jallat Khan, Obaidullah Malik, and Munira Johar. 2020. “Study of Influence of Formulation Variables on Drug Release: Optimization of Sustained Release Matrix Tablets of Metoclopramide HCl Using Central Composite Experimental Design”. American Scientific Research Journal for Engineering, Technology, and Sciences 64 (1):210-21. https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/5140.