@inproceedings{SAC-2005-LiuC,
	author        = "Zhenyu Liu and Wesley W. Chu",
	booktitle     = "{Proceedings of the 20th Symposium on Applied Computing}",
	doi           = "10.1145/1066677.1066922",
	editor        = "Hisham Haddad and Lorie M. Liebrock and Andrea Omicini and Roger L. Wainwright",
	isbn          = "1-58113-964-0",
	pages         = "1076--1083",
	publisher     = "{ACM}",
	title         = "{Knowledge-based query expansion to support scenario-specific retrieval of medical free text}",
	year          = 2005,
}