@book{12071,
	author = {Quiceno Villegas, Leonor and Sanchez Mosquera, Yaneth},
	title = {Prevención y Control de Factores de Riesgo Biológicos VIH/Sida y Hepatitis /},
	publisher = {Seguro social,},
	year = {1995.},
	address = {Medellin :}
}