Mohammed Abualgassim Ahmed Mohammed, and Khalid Hamid Bilal. “Nurse Call System in Hospitals Simulated via Proteus Program”. Technology Horizon Journal (ISSN: 1858-6368) 2, no. 2 (February 15, 2018). Accessed August 2, 2025. http://thj.fu.edu.sd/index.php/thj/article/view/35.