Bhagat, V., S. Sadiq, R. Banal, and B. M. Gupta. “Comparative Study of Efficacy and Safety of Escitalopram Versus Opipramol in the Treatment of Major Depressive Disorder: One-Year, Prospective, Open Label, Randomized and Add on Therapy in a Tertiary Care Hospital”. International Journal of Basic & Clinical Pharmacology, vol. 15, no. 4, June 2026, pp. 651-5, doi:10.18203/2319-2003.ijbcp20261950.