@book{4939,
	author = {Cattousse Girón, Carlton Gerald and Mendizábal, Iván Rosito},
	title = {Estudio clínico comparativo del tratamiento contra la halitosis en pacientes de la clínica dental Prosaf / },
	publisher = {USAC,},
	year = {2000.},
	address = {Guatemala :},
	url = {http://biblioteca.usac.edu.gt/tesis/09/09_1475.pdf}
}