Twins, DizygoticSchizophreniaTwins, MonozygoticDiseases in TwinsTwinsSchizophrenic PsychologyTwins, ConjoinedTwin Studies as TopicSchizophrenia, ParanoidAntipsychotic AgentsPregnancy, TwinSchizophrenia, DisorganizedEnvironmentSchizophrenia, ChildhoodPsychotic DisordersTripletsPregnancy, MultipleSchizophrenia, CatatonicPsychiatric Status Rating ScalesGenetic Predisposition to DiseasePregnancySchizotypal Personality DisorderTwinning, MonozygoticCognition DisordersNeuropsychological TestsSchizophrenic LanguageGene-Environment InteractionRegistriesGenetics, BehavioralBrainPhenotypeBipolar DisorderInheritance PatternsDenmarkRisperidoneMagnetic Resonance ImagingClozapineBrief Psychiatric Rating ScaleSiblingsMaternal Serum Screening TestsSocial EnvironmentDelusionsFetofetal TransfusionAnalysis of VarianceHallucinationsModels, GeneticPrefrontal CortexHeredityQuantitative Trait, HeritableBirth WeightRisk FactorsAffective Disorders, PsychoticSensory GatingInfant, NewbornSwedenDelirium, Dementia, Amnestic, Cognitive DisordersGenotypeHaloperidolCohort StudiesChimerismSocial AdjustmentChorionSex FactorsCase-Control StudiesFinlandGenetic VariationEndophenotypesBrain MappingPolymorphism, Single NucleotideGenetic LinkageStartle ReactionBenzodiazepinesMaternal AgeFrontal LobeLongitudinal StudiesDominance, CerebralNational Institute of Mental Health (U.S.)Age FactorsAttentionImage Processing, Computer-AssistedTemporal LobeGestational Age