Winter, C.F. de

disability study behaviour people population journal disease research level prevalence problem adult factor condition syndrome table risk factors group analysis health children study population participant winter evidence impairment association signi epilepsy signi ficantly dutch retardation representative netherland patient measure volume problem behaviours disorder aggression characteristic american journal self-injurious behaviour behavioural result behavior smoking pandora study problem behaviour obesity diabetes residence exercise author behaviour problems organization exposure review crosssectional ficantly behaviour © 2011 table 1. level outcome ha-id publishing self-injuriou id population blackwell dutch population american hypercholesterolemia hypertension evenhui disability research person regression dutch gp guideline antipsychotic hearing impairment mortality