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... m.
However, he no longer needs an answer.
[It has been too long, the perforation of the tympanic membrane is large, and the location of the perforation has a high failure rate and difficult repair, which also affects the reconstruction of the ossicular chain. Even if the operation is reluctant, the prognosis is not good, and there is no guarantee that hearing will be restored. There is no treatment and maintenance in these years. According to the current technology in our countr ...
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