1. Gillberg C. The ESSENCE in child psychiatry: early symptomatic syndromes eliciting neurodevelopmental clinical examinations. Res Dev Disabil 2010. doi: 10.1016/j. ridd.2010.06.002.
2. Motor and attentional deficits in Swedish primary school children. Some child psychiatric aspects;Gillberg;J Child Psychol Psychiatry,1983
3. Cerebral palsies: epidemiology and causal pathways. Clinics in Developmental Medicine No. 151;Stanley,2000
4. Dyskinetic cerebral palsy II, pathogenic risk factors and intrauterine growth;Kyllerman;Acta Paediatrica Scand,1982
5. Periventricular leukomalacia at full-term birth – a lesion of prenatal origin;Wicklund,1990