1. Federal Register, May 20, 1993, pp. 29422–29425.
2. Hodges K: Measures for Assessing Impairment in Children and Adolescents. Paper presented at a meeting sponsored by the Center for Mental Health Services on the Development of Standardized Methodology for Estimates of the Incidence and Prevalence of Serious Emotional Disturbance Among Children and Adolescents, Bethesda, MD, May 1994.
3. Bird HR, Yager TJ, Staghezza, B, et al.: Impairment in the epidemiological measurement of childhood psychopathology in the community.Journal of the American Academy of Child and Adolescent Psychiatry 1990; 29: 796–803.
4. Diagnostic and Statistical Manual of Mental Disorders. Fourth ed. Washington, DC: American Psychiatric Association, 1994.
5. Pokorny LJ:Feasibility Assessment: The Inclusion of a Level of Functioning Measure in the Minimum Data Set of the Mental Health Statistics Improvement Program. Final (unpublished) report prepared under NIMH Contract 85M042256401D. 1986.