Hypothermia, InducedResuscitationHeart ArrestHypothermiaCardiopulmonary ResuscitationHypoxia-Ischemia, BrainOut-of-Hospital Cardiac ArrestAsphyxia NeonatorumRewarmingBody TemperatureComaEmergency Medical ServicesVentricular FibrillationTreatment OutcomeBrain InjuriesShock, HemorrhagicShiveringInfant, NewbornResuscitation OrdersTime FactorsCritical CareIntensive Care Units, PediatricBody Temperature RegulationDrowningIntensive CareElectroencephalographyMyocytes, CardiacFluid TherapyIntracranial PressureNervous System DiseasesHospitals, PediatricRetrospective StudiesBrain DiseasesNeurologic ExaminationCardiac OutputMonitoring, PhysiologicHeart MassageDisease Models, AnimalClinical ProtocolsProspective StudiesCA1 Region, HippocampalSeizuresFeasibility StudiesBrainHeartIsotonic SolutionsBrain IschemiaElectrocardiographyArrhythmias, CardiacDefibrillatorsCardiac Surgical ProceduresPrognosisIntensive Care UnitsPennsylvaniaManikinsDeath, Sudden, CardiacSurvival AnalysisAsphyxiaAdvanced Cardiac Life SupportGermanyCohort StudiesSurvivorsSaline Solution, HypertonicDelivery RoomsMedical FutilityShockHemodynamicsElectric CountershockSeverity of Illness IndexRandomized Controlled Trials as TopicNeonatologyRats, Sprague-DawleyCirculatory Arrest, Deep Hypothermia InducedCardiac TamponadePlasma SubstitutesLife Support CareMagnetic Resonance ImagingMyocardiumVisitors to PatientsHeart DiseasesPolygelineHydroxyethyl Starch DerivativesEmergency Medical TechniciansBlood PressureMyocardial ContractionHeart Arrest, InducedCardiopulmonary BypassCardiomegalyShock, TraumaticSwineCardiac Pacing, ArtificialHeart RateFirst AidCardiac Catheterization