A Double-blind Placebo-controlled Discontinuation Study of Zuclopenthixol for the Treatment of Aggressive Disruptive Behaviours in Adults with Mental Retardation – Secondary Parameter Analyses - Häßler, F.; Glaser, T.; Pap, A. F.; Beneke, M.; Diefenbacher, A.; Reis, O. (Pharmacopsychiatry, 2008)