目的：探讨开放式鼓室成形术治疗胆脂瘤中耳炎的疗效。

Objective: to investigate the effect of open tympanoplasty for patients with cholesteatoma of the middle ear.

youdao

目的：探讨开放式鼓室成形术治疗胆脂瘤中耳炎的疗效。

Objective: to investigate the effect of open tympanoplasty for patients with cholesteatoma of the middle ear.

youdao