Al-Najjar, S., and S. Abdul Rahim. “THE ROLE OF LEAN SIX SIGMA IN BOOSTING COMPETITIVE ADVANTAGE IN THE GOVERNANCE OF HEALTHCARE ORGANIZATIONS: A CONCEPTUAL FRAMEWORK”. Journal of Governance and Integrity, vol. 7, no. 1, June 2024, pp. 624-35, doi:10.15282/jgi.7.1.2024.9441.