Samah Motlak Al-Sufi , Samah Motlak Al-Sufi. “Factors Affecting Performance of Professional Nurses in 48 Model Hospital in Sana’a City 2014”. Civilization University Journal of Applied and Humanitarian Researches, vol. 3, no. 3, Aug. 2025, https://doi.org/10.64295/cujahr.v3i3.60.