Ka, Ibrahima
Le Borgne, Vincent
Fujisawa, Kazunori
Hayashi, Takuya
Kim, Yoong Ahm
Endo, Morinobu
Ma, Dongling
El Khakani, My Ali
Article History
Received: 23 April 2015
Accepted: 1 December 2015
First Online: 2 February 2016
Competing interests
: The authors declare no competing financial interests.