@book{62677,
	author = {Ulmer, Cheryl. and Institute of Medicine (U.S.).},
	title = {Resident duty hours},
	publisher = {National Academies Press,},
	year = {c2009.},
	address = {Washington, DC :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10309983}
}