吻合器痔上黏膜环切术治疗直肠前突合并直肠黏膜内脱垂疗效观察
문합기치상점막배절술치료직장전돌합병직장점막내탈수료효관찰
Observation of the curative effect of procedure for prolapse and hemorrhoids on rectocele accompanied with internal rectal prolapse
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