@article {shen_investigation_2014,
	title = {An investigation of the effectiveness of concept-based approach in medical information retrieval},
	journal = {Proceedings of the ShARe/CLEF eHealth Evaluation Lab},
	year = {2014},
	url = {http://ceur-ws.org/Vol-1180/CLEF2014wn-eHealth-ShenEt2014.pdf},
	author = {Shen, Wei and Jian-Yun Nie and Liu, Xiaohua and Liui, X.}
}
