@book{2387,
	author = {Dawson-Saunders, Beth. and Lemus Gamboa, Antonio.},
	title = {Bioestadistica medica /},
	publisher = {Manual Moderno,},
	year = {2002.},
	address = {Mexico :},
	edition = {3a ed.},
	note = {Titulo original. Basic , clinical biostatistics.}
}