'Developmental impairment that is not immaturity'.
Dan
Bernard
B
Chéron
Guy
G
D017204:Angelman Syndrome / Q000150:complications*; D002648:Child; D002658:Developmental Disabilities / Q000503:physiopathology*; D006801:Humans; D007223:Infant; D015233:Models, Statistical; D009043:Motor Activity / Q000502:physiology; D009069:Movement Disorders / Q000209:etiology*