痔上黏膜环切术(PPH)加外痔分段切除治疗急性嵌顿性混合痔37例临床分析
치상점막배절술(PPH)가외치분단절제치료급성감돈성혼합치37례림상분석
Clinical analysis of the oeration of PPH combined with Milligan-morgan treating acute crico-incarcerated hemorrhoids,a reort of thirty-seven cases
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