Objective:This article describes the Center for Outcome Measurement in Brain Injury (COMBI), an Internet resource that provides information on brain injury outcome measures. Funded by the National Institute on Disability and Rehabilitation Research (NIDRR), the COMBI is a collaborative project of eight Traumatic Brain Injury (TBI) Model System centers. Information the COMBI provides includes rating scales and form(s) syllabus and administration guidelines, descriptions of properties, references in the literature, a frequently asked questions (FAQ) section, training and testing materials, and contact information.Conclusions:As a dissemination effort, the results of the COMBI project have been outstanding with over 1,500 users accessing information every month. The project has a truly international scope, with 20% of its users being outside the United States.