Shinya Kawai
Kyoto Katsura Hospital
Takashi Itoh
Tohoku University
Masayuki Urano
Yamaguchi University
Kazunari Tsue
Saiseikai Shimonoseki General Hospital
Yutaka Itoh
Kyoto Sangyo University
Toshikatsu Tominaga
Japan Organization of Occupational Health and Safety
Katsumi Nakamura
Imari Arita Kyoritsu Hospital
Kenji Kido
Hamamatsu Rosai Hospital
Kouzou Sunago
Ehime Medical Center
H. Matsuki
Tohoku University