消痔灵注射加痔上黏膜环切术治疗成人直肠脱垂的临床观察
소치령주사가치상점막배절술치료성인직장탈수적림상관찰
The clinical study of the procedure for prolapsed hemorrhoid combined with injection of Xiaozhiling in the treatment of rectal mucosa prolapse in adults
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