Abdelfattah W, Alanazi BS. Application of Data Envelopment Analysis to Evaluate Health Regions Efficiency in Saudi Arabia. Eng. Technol. Appl. Sci. Res. [Internet]. 2024 Jun. 1 [cited 2025 Apr. 8];14(3):13902-8. Available from: https://mail.etasr.com/index.php/ETASR/article/view/7176