PDF(1211 KB)
PDF(1211 KB)
PDF(1211 KB)
北京市密云区儿童青少年幽门螺杆菌感染情况调查及影响因素分析
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Research on the current status and factors of Helicobacter pylori infection among children and adolescents in Miyun, Beijing
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