36. CLINICAL FEATURES ACCORDING TO HISTOPATHOLOGICAL LESIONS OF CHRONIC GASTRITIS AND RISK FACTORS OF HELICOBACTER PYLORY INFECTION IN CHILDREN AT NGHE AN OBSTERTRIC AND PEDIATRIC HOSPITAL. YHCĐ 2025, 66 (CĐ6-HNKH Bệnh viện Sản nhi Nghệ An). https://doi.org/10.52163/yhc.v66iCD6.2302.