علاء فرحان طالب, بشرى محمد علوان. Measuring the effectiveness of organizational immune system functions: an analytical exploratory study in the Iraqi Airways Company. IJAS [Internet]. 2024 Nov. 28 [cited 2025 Jan. 18];12(47):63-41. Available from: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/2678