?:authorAffiliation
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[\'The Second General Surgery, the Fourth Hospital of Hebei Medical University, Hebei Shijiazhuang 050000, China.\', \'The Second General Surgery, the Fourth Hospital of Hebei Medical University, Hebei Shijiazhuang 050000, China Department of Gastrointestinal Surgery, the Third Hospital of Hebei Medical University, Hebei Shijiazhuang 050000, China.\']
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