Amano, Hiroshi
Tanaka, Yoshinari
Kita, Keisuke
Uchida, Ryohei
Tachibana, Yuta
Yonetani, Yasukazu
Mae, Tatsuo
Shiozaki, Yoshiki
Horibe, Shuji
Article History
Received: 4 October 2017
Accepted: 6 August 2018
First Online: 10 August 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study has been approved by the Osaka Rosai Hospital Ethics committee of Japan Organization of Occupational Health and Safety (ID 20130729-5).