Bhattacharjee, D. S. ., D. M. M. . Khan, D. P. . Deka, and D. A. . Dutta. “EFFICACY OF MODIFIED PROPRIOCEPTIVE NEUROMUSCULAR FACILITATION STRETCHING WITH CRYOTHERAPY OVER MANUAL PASSIVE STRETCHING WITH CRYOTHERAPY ON HAMSTRING FLEXIBILITY”. International Journal of Physiotherapy, vol. 3, no. 2, Apr. 2016, pp. 228-32, doi:10.15621/ijphy/2016/v3i2/94898.