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Editors Introduction
Epidemiology investigation on the helicobacter pylori infection of pre-school children in Shenyang.
ZHANG Xue-jiao, HUANG Yan-hong, YANG Liu, LI Li-li, LI Jing, NI Jia, XU Ling-fen.
journal1 . 2014, (
4
): 408 -410 . DOI: 10.11852/zgetbjzz2014-22-04-22