@article {9643,
	title = {Role of withdrawal in reinstatement of morphine-conditioned place preference},
	journal = {Psychopharmacology},
	year = {2005},
	pages = {90-100},
	doi = {10.1007/s00213-005-2207-5},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/15739075},
	author = {Lin Lu and Hai Chen and Wenjuan Su and Xin Ge and Wen Yue and Fen Su and Lan Ma}
}
