@book{174468,
	author = {Davis, Jonathan R. and ebrary, Inc.},
	title = {Assuring data quality and validity in clinical trials for regulatory decision making},
	publisher = {National Academy Press,},
	year = {c1999.},
	series = {The compass series},
	address = {Washington, DC :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10040974}
}