@article {8007,
	title = {Evidence of natural recombination in classical swine fever virus},
	journal = {Virus Research},
	year = {2007},
	pages = {179-185},
	doi = {10.1016/j.virusres.2007.02.019},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/17428567},
	author = {Cheng-Qiang He and Nai-Zheng Ding and Jian-Guo Chen and Yun-Long Li}
}
