. 2006 Dec 31;7(4):333–337. doi: 10.4142/jvs.2006.7.4.333
Copyright © 2006 The Korean Society of Veterinary Science
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.