Eissawi N, Eltahan E. Intellectual Capital as a Variable Intermediary between The Quality of Working Life and Methodology of Six Sigma Application to the Employees in the Ministry of Health in the Kingdom of Saudi Arabia. aja [Internet]. 2018 Sep. 1 [cited 2025 Dec. 28];38(3):189-214. Available from: https://ajajournal.org/aja/article/view/499