Ergong Chen

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OBJECTIVE To observe the surgical results of atticotomy with canalopalsty and tympanoplasty for limited cholesteatoma. METHOD Thirty-one cases of limited epitympanic cholesteatoma and retraction pocket received atticotomy. The surgical procedure consisted of eliminating cholesteatoma and pocket, reconstructing lateral epitympanic wall and tympanoplasty(More)
Despite the improvement of protective properties in vehicles acceleration injuries to the cervical spine have not lost their significance. The increase of minor injuries and a high rate of seat belt usage is, beside other reasons, responsible for the increase of mild cervical spine injuries. From a data pool of 15,000 vehicle-vehicle collisions the portion(More)
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