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Ear disease is a subfield of otolaryngology addressing the pathology of the ear. Two of the major categories are otitis and hearing disorders. However, not all hearing disorders are due to structures of the ear. 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Ear disease」の詳細全文を読む スポンサード リンク
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