ولي أ. إ. ., & حمد س. ب. . (2023). The Role of Empowering Workers in Promoting the Marketing of Health Services: An Analytical Study of the Opinions of Workers in a Sample of Private Hospitals in the City of Erbil / Kurdistan Region of Iraq. Polytechnic Journal of Humanities and Social Sciences, 4(1), 539-565. https://doi.org/10.25156/ptjhss.v4n1y2023.pp539-565