Hosaka, Miki
Asayama, Kei
Staessen, Jan A
Tatsuta, Nozomi
Satoh, Michihiro
Kikuya, Masahiro
Ohkubo, Takayoshi
Satoh, Hiroshi
Imai, Yutaka
Nakai, Kunihiko
Article History
Received: 25 December 2014
Revised: 5 March 2015
Accepted: 23 March 2015
First Online: 14 May 2015
Competing interests
: The authors declare no conflict of interest.