Preparation and In-Vitro Evaluation of Sustained Release Matrix Diclofenac Sodium Tablets Using HPMC KM 100 and Gums - Zafar Iqbal; Raza Khan; Fazli Nasir; Jamshaid Ali Khan; Lateef Ahmad; Abad Khan; Yaser Shah; Abdullah Dayo (Archives of Global Professionals, 2010)