Stereotyped BehaviorAutistic DisorderStereotypic Movement DisorderGroomingCatalepsyApomorphineBehavior, AnimalMethamphetamineCommunication DisordersHaloperidolMotor ActivityAmphetamineCentral Nervous System StimulantsChild Development Disorders, PervasiveDopamineDose-Response Relationship, DrugFeeding BehaviorHealth BehaviorSocial BehaviorBehavior