An exploration of concomitant psychiatric disorders in children with autism spectrum disorder oleh Luc Lecavalier, Courtney E. McCracken, Michael G. Aman, Christopher J. McDougle, James T. McCracken, Elaine Tierney, Tristram Smith, Cynthia Johnson, Bryan King, Benjamin Handen, Naomi B. Swiezy, L. Eugene Arnold, Karen Bearss, Benedetto Vitiello, Lawrence Scahill