@article {grierson2009application,
	title = {The application of a tactile way-finding belt to facilitate navigation in older persons},
	journal = {Ageing International},
	volume = {34},
	number = {4},
	year = {2009},
	pages = {203},
	publisher = {Springer-Verlag},
	author = {Grierson, Lawrence EM and Zelek, John and Carnahan, Heather}
}
