M. Umer, F. S. Shah, and S. RAhim, “EFFICACY OF IITRAVENOUS KETOROLAC IN POST ELETRRO-CONVULSIVE THERAPY (ECT) HEADACHE”, Pak Armed Forces Med J, vol. 70, no. 1, pp. 236–39, Feb. 2020, Accessed: Aug. 28, 2025. [Online]. Available: https://pafmj.org/PAFMJ/article/view/3969