© Makoto Nakazawa, Masayuki Yoshida, Brian S. Gordon 2016. Published by Emerald Group Publishing Limited. This article is published under the Creative Commons Attribution (CC BY 3.0) license. Anyone may reproduce, distribute, translate and create derivative works of this article (for both commercial and non-commercial purposes), subject to full attribution to the original publication and authors. The full terms of this license may be seen at http://creativecommons.org/licences/by/3.0/legalcode.
Except where otherwise noted, this item's license is described as: © Makoto Nakazawa, Masayuki Yoshida, Brian S. Gordon 2016. Published by Emerald Group Publishing Limited. This article is published under the Creative Commons Attribution (CC BY 3.0) license. Anyone may reproduce, distribute, translate and create derivative works of this article (for both commercial and non-commercial purposes), subject to full attribution to the original publication and authors. The full terms of this license may be seen at http://creativecommons.org/licences/by/3.0/legalcode.