A nationwide study on enlargement of the vestibular aqueduct in Japan

Yoshihiro Noguchi, Satoshi Fukuda, Kunihiro Fukushima, Kiyofumi Gyo, Akira Hara, Tsutomu Nakashima, Kaoru Ogawa, Makito Okamoto, Hiroaki Sato, Shin ichi Usami, Tatsuya Yamasoba, Tetsuji Yokoyama, Ken Kitamura