Balqees Naser Almessabi. “ECONOMIC PERFORMANCE OF THE HEALTHCARE SYSTEMS OF OIC MEMBER STATES (2011-15): A TWO-STAGE BOOTSTRAPE DEA ANALYSIS”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 17, no. 7, Nov. 2020, pp. 15838-4, https://archives.palarch.nl/index.php/jae/article/view/6323.