Udayar, S. E., & Prasad, D. V. (2017). Epidemiological study of socio demographic factors in relation to depression among the elderly people in a rural area of Chittoor district of Andhra Pradesh, India. International Journal Of Community Medicine And Public Health, 3(1), 161–165. https://doi.org/10.18203/2394-6040.ijcmph20151554