1Division of Endocrinology and Metabolism, Department of Internal Medicine, Korea University College of Medicine, Seoul, Korea.
2Department of Biostatistics, Korea University College of Medicine, Seoul, Korea.
3Department of Radiology, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea.
Copyright © 2013 Korean Diabetes Association
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.