Takahashi, Masaya
Takahashi, Katsuyuki
Ogawa, Kazuki
Takashima, Tsutomu
Asano, Yuka
Kashiwagi, Shinichiro
Noda, Satoru
Onoda, Naoyoshi
Ohira, Masaichi
Nagayama, Katsuya
Article History
Received: 23 July 2018
Accepted: 5 December 2018
First Online: 13 December 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This study was approved by the Human Subjects Review Committee at Osaka City University (No. 3725).
: For this type of study, formal consent is not required.