The efficacy of diacerein with and without diclofenac sodium on knee pain severity and walking time in patients with knee osteoarthritis Research Authors TS Shafshak, EM Shaheen, N Hussein, AA Hafez Research Date Sun, 1 Jan 2012 - 12:00 Research Department Department of Rheumatology ,Rehabilitation & physical medicine Research Journal Int J Sci Res 3 (12), 1685-1688 Research Member Ahmed Abdel Khalek Hafez