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Bölte, S. and Berggren, S. and Norberg, J. and Poltrago, L. and Mevel, K. and Coco, C. and Fransson, P. and Borg, J. and Sitnikov, R. and Toro, R. and Tammimies, K. and Anderlid, B.-A. and Nordgren, A. and Falk, A. and Meyer, U. and Kere, J. and Landén, M. and Dalman, C. and Ronald, Angelica and Anckarsäter, H. and Lichtenstein, P. (2014) The Roots of Autism and ADHD Twin Study in Sweden (RATSS). Twin Research and Human Genetics 17 (03), pp. 164-176. ISSN 1832-4274.