Prevalence of Helicobacter pylori Infection and associated risk Factors among Healthy Blood donors. JHAS [انترنت]. 30 يونيو، 2018 [وثق 6 أغسطس، 2026];3(5):118-24. موجود في: https://khsj.elmergib.edu.ly/index.php/jhas/article/view/44