Cinaroglu, Songul. “A Fresh Look at Out-of-Pocket Health Expenditures After More Than a Decade Health Reform Experience in Turkey: A Data Mining Application”. International Journal of Economics and Financial Issues, vol. 7, no. 5, Oct. 2017, pp. 33-40, https://mail.econjournals.com/index.php/ijefi/article/view/5210.