January 2004 Press Release from the Oregon Research Institute
Complete article from ORI site, (PDF reprint from the August 2005 issue of the Journal of the American Geriatrics Society)
A news article with a picture showing the simulated path used in the study
More pictures from the ORI site
ORI had mats for sale but sold out when the study got lots of news coverage. Their site says to "check back to this website in the coming weeks for updates on future mat purchases."