@article {9699,
	title = {Morphine withdrawal produces circadian rhythm alterations of clock genes in mesolimbic brain areas and peripheral blood mononuclear cells in rats},
	journal = {Journal of Neurochemistry},
	year = {2009},
	pages = {1668-1679},
	doi = {10.1111/j.1471-4159.2009.06086.x},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/19383088},
	author = {Su-Xia Li and Li-jing Liu and Wen-Gao Jiang and Lin Lu}
}
