“…Research on barriers to health care for people with an intellectual disability has provided evidence that the communication difficulties they experience make medical assessment and management problematic (Lennox, Diggens, & Ugoni, 1997;Millar, Chorlton, & Lennox, 2004;Wullink, Veldhuijzen, van Schrojenstein Lantman-de Valk, Metsemakers, & Dinant, 2009;Ziviani, Lennox, Allison, Lyons, & Del Mar, 2004). Improved health advocacy may be one way to diminish this barrier and ultimately improve the health of people with an intellectual disability.…”