@article{VLDB-2011-HuiKS,
	author        = "Joshua Hui and Sarah E. Knoop and Peter Schwarz",
	ee            = "http://www.vldb.org/pvldb/vol4/p1260-hui.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 12,
	pages         = "1260--1271",
	title         = "{HIWAS: Enabling Technology for Analysis of Clinical Data in XML Documents}",
	volume        = 4,
	year          = 2011,
}