中耳炎 珍珠瘤 right COM RO cholesteatoma neartotal perforation of ear drum

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劉耿僚, 中耳炎, 珍珠瘤, 膽脂瘤, 耳膜, 鼓膜, COM, cholesteatoma, ear drum, ear membrane, Dr. Ken-Liao Liu
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