Intellectual DisabilityMentally Disabled PersonsSyndromeDisability EvaluationIntellectual PropertyDisabled PersonsDown SyndromeDevelopmental DisabilitiesFaciesMental Retardation, X-LinkedIntelligenceResidential FacilitiesIntelligence TestsHaploinsufficiencyGenes, X-LinkedAutistic DisorderLearning DisordersAbnormalities, MultipleFragile X SyndromeChild Development Disorders, PervasiveAdaptor Protein Complex 4Insurance, DisabilityEducation of Intellectually DisabledFragile X Mental Retardation ProteinDisabled ChildrenExomeMental DisordersCommunication DisordersEpilepsyChromosomes, Human, XWilliams SyndromeMicrocephalyInstitutionalizationCommunication Aids for DisabledActivities of Daily LivingComparative Genomic HybridizationPedigreeSegmental Duplications, GenomicConsanguinityGenetic Diseases, X-LinkedMuscle HypotoniaEducation, SpecialSexualityChromosome DuplicationPrenatal InjuriesWestern AustraliaMilieu TherapyMetabolism, Inborn ErrorsMetabolic Syndrome XHuman CharacteristicsDNA Copy Number VariationsPhenotypePlasma Membrane Neurotransmitter Transport ProteinsPatents as TopicSeverity of Illness IndexMortality, PrematurePrader-Willi SyndromeCraniofacial AbnormalitiesCognition DisordersSmith-Magenis SyndromeBrain Diseases, Metabolic, InbornMutationCaregiversGenes, RecessiveGroup HomesQuestionnairesMotor Skills DisordersMicrognathismSyriaHand Deformities, CongenitalLanguage Development DisordersChromosome DeletionDe Lange SyndromePensionsFoot Deformities, CongenitalSelf-Injurious BehaviorClopenthixolChild Behavior DisordersIsraelWechsler ScalesBrain Injury, ChronicRare DiseasesSocial BehaviorHuman RightsComorbidityRisk FactorsInfant, NewbornNephrotic SyndromePrevalenceHomozygoteMutation, MissenseBrainCohort StudiesSjogren's SyndromeHealth Facility AdministratorsSpasms, InfantileLongitudinal StudiesNervous System DiseasesParentsCross-Sectional Studies