Shwetha TM, Ashok J, Rajesh SS, and R. . MS. “Health Service Utilisation and Out of Pocket Expenditure Pattern in a Defined Rural Population of Tumkur, India”. National Journal of Community Medicine, vol. 9, no. 04, Apr. 2018, pp. 266-9, https://njcmindia.com/index.php/file/article/view/695.