Sangamithra, A, and P Arunkumar. 2014. “A Study on the Determinants of Indirect Expenditure on Cancer Treatment Among the Poor in Coimbatore: A Logistic Regression Approach”. Shanlax International Journal of Economics 3 (1), 1-10. https://shanlaxjournals.in/journals/index.php/economics/article/view/1516.