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. 2010 Jun 16;2010(6):CD006507. doi: 10.1002/14651858.CD006507.pub2
Study Reason for exclusion
Abadi 2008 No randomization
Evans 2007 Not a clinical trial
Harrison 2004 Before‐after design in 2 sequential groups, no true control group
Hassasiri 2002 Before‐after design, no control group
Kratter 1982 Duplicate publication, less detailed than Kratter 1983
Peck 2005 Not diagnosed with ADHD
Zylowska 2008 Before‐after design, no control group