@book{35468,
	author = {Jekel, James F. and Katz, David L.,},
	title = {Epidemiology, biostatistics, and preventive medicine /},
	publisher = {W.B. Saunders,},
	year = {c2001.},
	address = {Philadelphia :},
	edition = {2nd ed.},
	note = {Merger of: Epidemiology, biostatistics, and preventive medicine and Epidemiology, biostatistics, and preventive medicine review.},
	url = {http://www.e-streams.com/es0506/es0506_1937.htm}
}