http://techedu.huji.ac.il/techedu/adhd/kesev.htm
14.01.2011
http://www.tapuz.co.il/Forums2008/Articles/Article.aspx?ForumId=201&aId=13414
12.01.2011
http://www.tapuz.co.il/Forums2008/Articles/Article.aspx?ForumId=201&aId=13410