Kinoshita, Keiji
Suzuki, Takayuki
Koike, Manabu
Nishida, Chizuko
Koike, Aki
Nunome, Mitsuo
Uemura, Takeo
Ichiyanagi, Kenji
Matsuda, Yoichi
Article History
Received: 30 April 2019
Accepted: 27 February 2020
First Online: 25 March 2020
Competing interests
: The authors declare no competing interests.