Elerian, A. E. ., T. M. . Ahmed Ewidea, and N. . Ali. “EFFECT OF SHOCK WAVE THERAPYVERSUS CORTICOSTEROID INJECTION IN MANAGEMENT OFKNEE OSTEOARTHRITIS”. International Journal of Physiotherapy, vol. 3, no. 2, Apr. 2016, pp. 246-51, doi:10.15621/ijphy/2016/v3i2/94906.