Wakai, Mio
Takahashi, Rina
Higashigawa, Satomi
Ikeda, Masami
Yotsumoto, Junko
Numabe, Hironao
Article History
Received: 16 October 2017
Revised: 15 December 2017
Accepted: 5 January 2018
First Online: 15 February 2018
Conflict of interest
: The authors declare that they have no conflict of interest.