NURPUDJI A TASLIM, “DOUBLE-BLIND RANDOMIZED CLINICAL TRIAL OF KAEMPFERIA GALANGA L EXTRACT AS AN ANTI-INFLAMMATION (PROSTAGLANDIN E2 AND TUMOR NECROSIS FACTOR ALPHA) ON OSTEOARTHRITIS”, Asian J Pharm Clin Res, vol. 12, no. 5, pp. 63–66, May 2019.