. Author manuscript; available in PMC: 2017 Jul 25.
Published in final edited form as: Int J Magn Part Imaging. 2017 Mar 23;3(1):1703008. doi: 10.18416/ijmpi.2017.1703008
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.