Recall, retention, and ritalin.
D000124:Achievement; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008568:Memory / Q000187:drug effects*; D011939:Mental Recall / Q000187:drug effects; D008774:Methylphenidate / Q000494:pharmacology*; D012153:Retention, Psychology / Q000187:drug effects; D014477:Underachievement
D008774:Methylphenidate