Singh S, Sharma P, Gautam V. Role of vitamin D supplementation as adjunctive therapy to escitalopram in patients of major depressive disorder: a 8 week prospective, randomized, interventional, clinical study. Int J Basic Clin Pharmacol [Internet]. 2019 Jul. 23 [cited 2025 Nov. 13];8(8):1713-6. Available from: https://www.ijbcp.com/index.php/ijbcp/article/view/3456