Mohamed Moussa, Maha, Nabila Hassan Ali Abdella, Nagwa Rizk Mohammed Abu-Elenen, and Rehab Hani Elkazaz. “Effectiveness of a Training Program on Improving the Hand Washing Among Children in Primary Schools”. International Journal of Advanced Nursing Studies 4, no. 2 (June 18, 2015): 49–54. Accessed May 3, 2024. https://www.sciencepubco.com/index.php/IJANS/article/view/4447.