@article {8377,
	title = {Targeted disruption of Smad4 in mouse epidermis results in failure of hair follicle cycling and formation of skin tumors},
	journal = {Cancer Research},
	year = {2005},
	pages = {8671-8678},
	doi = {10.1158/0008-5472.CAN-05-0800},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/16204035},
	author = {Leilei Yang and Chunming Mao and Yan Teng and Wenlong Li and Jishuai Zhang and Xuan Cheng and Xiaobing Li and Xinghai Han and Zhaofan Xia and Hongkui Deng and Xiao Yang}
}
