Helicobacter pylori infection and assessment of related factors among Healthy Residents and students in Msallata city. م ع ش [انترنت]. 25 نوفمبر، 2025 [وثق 7 مارس، 2026];10(37):3030-9. موجود في: https://www.cjos.dtasd.com/index.php/journal/article/view/658