Yokota, Satoshi
Takihara, Yuji
Inatani, Masaru
Article History
Received: 5 January 2015
Accepted: 25 February 2015
First Online: 19 March 2015
Competing interests
: M.I.'s work has been partially funded by Sumitomo, HOYA, Novartis, Pfizer, Alcon, Senju, Santen, Kowa, MSD, Ohtsuka and AMO. S.Y. and Y.T. declare no potential conflict to declare.