Appendix 1 Vision Rehabilitation: Care and Benefit Plan Models: Literature ReviewVision Rehabilitation: Care and Benefit Plan Models: Literature Review Appendix Figure 1. World Health Organization Model of Current Understanding of Interactions Between the Components of ICIDH-2 Return to Document Current as of October 2002 Internet Citation: Appendix 1: Vision Rehabilitation: Care and Benefit Plan Models: Literature Review. October 2002. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/professionals/clinicians-providers/resources/vision/visfigapp1.html