. 2011 Jan 10;31(1):30–36. doi: 10.3343/kjlm.2011.31.1.30
Copyright © 2011 The Korean Society for Laboratory Medicine
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.