Authors: Sabine Tremmery; Jan K Buitelaar; Jean Steyaert; Geert Molenberghs; Frans J M Feron; Ariane C Kalff; Petra P M Hurks; Jos G M Hendriksen; Johan S H Vles; Jelle Jolles Journal: Eur Child Adolesc Psychiatry Date: 2007-07-16 Impact factor: 4.785