Anesthesia, GeneralAnesthesiaAdministration, InhalationAnesthesia, LocalAnesthesia, InhalationInhalation ExposureAnesthesia, EpiduralAnesthesia, SpinalAnesthesia, ConductionAnesthesia, IntravenousSmoke Inhalation InjuryBurns, InhalationAnesthesia, ObstetricalAnesthetics, InhalationAnesthesia Recovery PeriodAnesthesia, DentalInhalationAnesthetics, IntravenousIsofluranePropofolAdjuvants, AnesthesiaNitrous OxideAnesthesiologyAnesthetics, LocalAnesthetics, CombinedMethyl EthersAnestheticsAerosolsMonitoring, IntraoperativeHalothaneAmbulatory Surgical ProceduresLidocaineAnesthesia, Closed-CircuitFentanylPreanesthetic MedicationTime FactorsAnesthetics, GeneralBupivacaineKetamineNerve BlockThiopentalIntubation, IntratrachealEnfluraneLungAnesthesia, CaudalConscious SedationSurgical Procedures, OperativePentobarbitalPowdersAnesthetics, DissociativeIntraoperative ComplicationsXylazineTreatment OutcomePain, PostoperativePostoperative ComplicationsAnesthesia Department, HospitalProspective StudiesXenonAnesthesia, IntratrachealIntraoperative PeriodRespirationDouble-Blind MethodCarbon DioxideSurgical Procedures, MinorBronchial Provocation TestsHemodynamicsAnesthesia and AnalgesiaEthersDose-Response Relationship, DrugEtherCesarean SectionHypnotics and SedativesPrilocaineMethohexitalElectroencephalographyAsthmaOxygenConsciousnessHeart RateMidazolamAtmosphere Exposure ChambersBronchodilator AgentsRetrospective StudiesAlbuterolAlfentanilBlood PressureMepivacaineEquipment DesignPain MeasurementAirway ResistanceAir Pollutants, OccupationalPostoperative Nausea and VomitingXenon RadioisotopesNeuromuscular Nondepolarizing AgentsOphthalmologic Surgical ProceduresParticle SizeAnalgesics, OpioidBurnsBronchoalveolar Lavage FluidDogs