Huu, M. N., D. T. Trung, T. M. Ngoc, Q. Tran, T. L. Khanh, H. T. T. My, and D. T. Tien. “Corticoid Injection for Subacromial Impingement Syndrome Treatment”. Global Journal of Medical and Clinical Case Reports, vol. 4, no. 4, Nov. 2017, pp. 080-2, doi:10.17352/2455-5282.000055.