@book{1996,
	author = {Organizacion Mundial de la Salud},
	title = {Trace elements in human nutrition and health},
	publisher = {Organizacion Mundial de la Salud;},
	year = {1996},
	address = {Ginebra},
	edition = {1° ed.},
	note = {Baja Depósito Caja 33 Junio 2019}
}