Shatri, A. M. N., and T. Vijandamuje. “The Prevalence of Depression Among Inpatients and Outpatients and Key Associated Sociodemographic and Clinical Factors, 2010 - 2022: A Systematic Review”. International Science and Technology Journal of Namibia, vol. 18, no. 1, July 2025, pp. 24-38, https://journals.unam.edu.na/index.php/ISTJN/article/view/2008.