Nakamura, Hiromi
Arai, Yasuhito
Totoki, Yasushi
Shirota, Tomoki
Elzawahry, Asmaa
Kato, Mamoru
Hama, Natsuko
Hosoda, Fumie
Urushidate, Tomoko
Ohashi, Shoko
Hiraoka, Nobuyoshi
Ojima, Hidenori
Shimada, Kazuaki
Okusaka, Takuji
Kosuge, Tomoo
Miyagawa, Shinichi
Shibata, Tatsuhiro
Article History
Received: 9 February 2015
Accepted: 9 July 2015
First Online: 10 August 2015
Competing interests
: The authors declare no competing financial interests.