“…Other studies have demonstrated that natural and transportation barriers have the most effect on disability (Ephraim et al, 2006;Han et al, 2005;Leff, Stallones, Xiang, & Whiteneck, 2010;Keysor et al, 2010;Nobakht, Rassafiani, & Rezasoltani, 2011;Whiteneck et al, 2004). A few studies have shown different barriers such as the unavailability of services, and policy barriers (Nobakht et al, 2011), unavailability of technology, especially, aid instruments (Layton, 2012), and attitude and support barriers (Nichols, Tchounwou, Mena, & Sarpong, 2009). …”