@article{57, author = {James Tung and Karl Zabjek and William Gage and William McIlroy}, title = {Poster 86: Ambulatory Monitoring Approach to Identify Environmental Barriers to Rollator Mobility}, year = {2008}, journal = {Archives of Physical Medicine and Rehabilitation}, volume = {89}, number = {10}, pages = {e50}, publisher = {Elsevier}, }