@book{352064,
	author = {Damberg, Cheryl L.;Berry, Sandra H.;Schmidt, Nicole},
	title = {Exploring the Addition of Physician Identifiers to the California Hospital Discharge Data Set},
	publisher = {RAND Corporation},
	year = {2013},
	url = {http://www.jstor.org/stable/10.7249/j.ctt5hht5q}
}