Oi, Hajime
Hashimoto, Teruo
Nozawa, Takayuki http://orcid.org/0000-0001-6300-4373
Kanno, Akitake
Kawata, Natasha
Hirano, Kanan
Yamamoto, Yuki
Sugiura, Motoaki
Kawashima, Ryuta
Article History
Received: 4 April 2017
Accepted: 30 August 2017
First Online: 12 September 2017
Competing Interests
: The authors declare that they have no competing interests.