Angelman SyndromePrader-Willi SyndromeChromosomes, Human, Pair 15Rett SyndromeDevelopmental DisabilitiesMethyl-CpG-Binding Protein 2Genomic ImprintingsnRNP Core ProteinsAutistic DisorderSyndromeUbiquitin-Protein LigasesChild Development Disorders, PervasiveIntellectual DisabilityWilliams SyndromeUniparental DisomyBrainMicrocephalyNervous System DiseasesLaughterChromosome DeletionPhenotypeRibonucleoproteins, Small NuclearBeckwith-Wiedemann SyndromeDisease Models, AnimalAbnormalities, MultipleChild DevelopmentDNA MethylationPedigreeMental DisordersMutationChromosome InversionSchizophreniaInfant, NewbornChromosome MappingIn Situ Hybridization, FluorescenceAtaxiaNeuronsAttention Deficit Disorder with HyperactivityEpilepsyNerve Tissue ProteinsPrenatal Exposure Delayed EffectsGenetic MarkersChromosome BreakagePregnancyMagnetic Resonance ImagingLanguage Development DisordersBipolar DisorderGenetic CounselingLearning DisordersChromosome BandingMice, KnockoutGene DosageGenotypeNeuronal Migration DisordersTourette SyndromeSequence DeletionAutoantigensFathersPsychomotor DisordersMice, Inbred C57BLFetal Alcohol Spectrum DisordersCommunication DisordersGene DeletionCognition DisordersDNA Copy Number VariationsSocial Behavior DisordersDown SyndromeGenetic Predisposition to DiseaseBrain DiseasesInfant, Extremely Low Birth WeightFragile X SyndromeNeural PathwaysStereotyped Behavior