Mohamed Elshal and  Hazim El-Mounayri and  Omar El-Mounayri,  Application of Systems Engineering Tools and Methods to Improve Healthcare Delivery Inside the Emergency Department of a Mid-Size Hospital.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2016, vol. 120(12). 3908 - 3912
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10005934.