[1]
“STUDYING THE POSSIBILITY OF APPLYING SIX SIGMA STRATEGY TO INCREASE PERFORMANCE EFFICIENCY AND QUALITY OF HEALTH SECTOR SERVICES”, Wor.econo. and fin. Bul., vol. 9, pp. 25–39, Apr. 2022, Accessed: Jan. 13, 2026. [Online]. Available: https://scholarexpress.net/index.php/wefb/article/view/775