@book{844,
	author = {Gutman, James L  and Dumsha, Thom C},
	title = {Solución de problemas en endodoncia : },
	publisher = {Elsevier,},
	year = {2007.},
	address = {Barcelona :},
	note = {Título en Inglés: Problem solving in endodontics. Prevention, identification, and management}
}