Mamoru Suziki
Department of Otolaryngology, Tokyo Medical University, Tokyo, Japan
Taro Yamaguchi
Department of Otolaryngology, Tokyo Medical University, Tokyo, Japan
Eriko Shinada
Department of Otolaryngology, Tokyo Medical University, Tokyo, Japan
Minoru Endo
Department of Otolaryngology, Tokyo Medical University, Tokyo, Japan
Hiroyuki Ito
Department of Otolaryngology, Tokyo Medical University, Tokyo, Japan
Akihiko Saida
Department of Neurosurgery, Tokyo Medical University, Tokyo, Japan