Efter Lövås studie 1987 blev det metodiska sättet för behandlingen av autistiska förskolebarn kallad Early and Intensive Behavorial Intervention (EIBI). De officiella organ som direkt rekommenderar EIBI är:
1) American Academy of Child and Adolescent Psychiatry (1999),
2) American Academy of Pediatrics (2001),
3) Autism Society of America (1998),
4) California Departments of Education and Developmental Services (1997),
5) Clinical Practice Guideline Development Panel (1999),
6) Committee on Educational Interventions for Children with Autism (2001),
7) Department of Education & Science, Dublin, October 2001;
8) Maine Administrators of Services for Children with Disabililties (2000),
9) New York State Department of Health (1999);
10) Task Force on Autism (2001),
11) U.S. Surgeon General (1999),
12) Wisconsin Department of Health and Family Services, (1997).
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