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Representative cases of PAA: Type A.

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posted on 01.06.2015, 03:41 by Joji Tokugawa, Narisumi Cho, Hiroharu Suzuki, Natsuki Sugiyama, Osamu Akiyama, Yasuaki Nakao, Takuji Yamamoto

Representative cases of PAA in each type are shown with black arrows. In each figure, a black dot shows the external auditory canal and a short straight line shows the top of the helix.