Abuarij M, OBADI et al A. Association Between Chronic Urticaria and Helicobacter pylori Infection Among Patients Attending Major Hospitals in Sana’a, 2025: A Case-Control Study. 21UMAS Institutional Repository [انترنت]. 30 سبتمبر، 2026 [وثق 30 أكتوبر، 2026];7(1):1-15. موجود في: https://ojs.21umas.edu.ye/irss/article/view/423