Media type: E-Article Title: IQ-Discrepancy Definitions and the Diagnosis of LD : Introduction to the Special Issue : Introduction to the Special Issue Contributor: Siegel, Linda S. Published: SAGE Publications, 2003 Published in: Journal of Learning Disabilities, 36 (2003) 1, Seite 2-3 Language: English DOI: 10.1177/00222194030360010101 ISSN: 0022-2194; 1538-4780 Origination: Footnote: