D, Naveen Kumar, and Sudhakar TP. “Prevalence of Cognitive Impairment and Depression Among Elderly Patients Attending the Medicine Outpatient of a Tertiary Care Hospital in South India”. International Journal of Research in Medical Sciences 1, no. 4 (January 28, 2017): 359–364. Accessed January 20, 2026. https://www.msjonline.org/index.php/ijrms/article/view/2628.