Udayar, S. E. ., S. D. . Patil, and K. . Vadivel. “Study Of Socioeconomic Factors in Relation to Depression Among Elderly People Living in Rural Area Of Andhra Pradesh”. National Journal of Community Medicine, vol. 7, no. 05, May 2016, pp. 382-5, https://njcmindia.com/index.php/file/article/view/956.