Gopal, A., D. S. Rathor, and S. Mohanty. “Increased Electro-Convulsive Therapy Stimulus Intensity and Cognitive Functioning in Manic Patients”. International Journal of Research in Medical Sciences, vol. 9, no. 6, May 2021, pp. 1616-20, doi:10.18203/2320-6012.ijrms20212226.