PT - JOURNAL ARTICLE AU - Lily Hechtman TI - Treatment of ADHD in patients unresponsive to methylphenidate AID - 10.1503/jpn.110020 DP - 2011 May 01 TA - Journal of Psychiatry and Neuroscience PG - 216--216 VI - 36 IP - 3 4099 - http://jpn.ca/content/36/3/216.short 4100 - http://jpn.ca/content/36/3/216.full SO - J Psychiatry Neurosci2011 May 01; 36