Bajwa, Asif Azeem, Sohail Ali, Sikandar Ali Khan, Nida Saleem, and Tashfeen Bin Nazir. “Efficacy of Electroconvulsive Therapy and Ketamine Therapy in Major Depressive Disorder; A Comparative Study”. Pakistan Armed Forces Medical Journal 73, no. 1 (February 22, 2023): 29–32. Accessed September 1, 2025. https://www.pafmj.org/PAFMJ/article/view/8818.