jassim Shwalla Al-khoweledy, Ahmed. “Investigation of Norovirus Among Diarrheal Children in Al- Najaf Provence”. Al-Kufa University Journal for Biology 8, no. 3 (November 11, 2016): 1–6. Accessed May 18, 2024. https://journal.uokufa.edu.iq/index.php/ajb/article/view/9304.