Hasegawa, Junichi http://orcid.org/0000-0002-5789-1022
Katsuragi, Shinji
Tanaka, Hiroaki
Kurasaki, Akiko
Nakamura, Masamitsu
Murakoshi, Takeshi
Nakata, Masahiko
Kanayama, Naohiro
Sekizawa, Akihiko
Isamu, Ishiwata
Kinoshita, Katsuyuki
Ikeda, Tomoaki
Article History
Received: 31 December 2018
Accepted: 16 July 2019
First Online: 30 July 2019
Competing Interests
: All authors have completed the ICMJE uniform disclosure form at ExternalRef removed (available on request from the corresponding author) and declare the following: no support was taken from any organisation for the submitted work; no financial relationships exist with any organisations that might have an interest in the submitted work in the previous 3 years; there were no other relationships or activities that could appear to have influenced the submitted work.