ojs, rujms, and Nabila Aklan. “Prevalence of Bacterial Hands Contamination Among Al-Razi University Students in Sana’a City, Yemen”. Al-Razi University Journal for Medical Sciences 2, no. 1 (November 30, 2020). Accessed January 4, 2025. https://rujms.alraziuni.edu.ye/index.php/rzjournal/article/view/17.