Anesthetics, InhalationAnesthesia, InhalationAnestheticsEnfluraneIsofluraneHalothaneAnalgesiaMethoxyfluraneEtherHypnosis, AnestheticMethyl EthersEthyl EthersBromthymol BlueNitrous OxideAdministration, InhalationAnalgesia, EpiduralAnesthesia, GeneralAnesthetics, LocalAnesthesiaClioquinolInhalation ExposureHydrocarbons, HalogenatedAnalgesia, ObstetricalEthersAnesthesia, LocalAnesthesia, EpiduralSmoke Inhalation InjuryBurns, InhalationAnesthesia, SpinalAnesthetics, IntravenousAnalgesia, Patient-ControlledAnesthesia, ConductionAnesthesia, IntravenousAnesthetics, GeneralInhalationAnesthesia, ObstetricalBupivacaineAnesthetics, CombinedPain, PostoperativeAnalgesics, OpioidAnesthesia, DentalLidocaineAnesthesia Recovery PeriodPropofolFentanylNerve BlockPain MeasurementAerosolsAdjuvants, AnesthesiaMorphineKetamineAnesthetics, DissociativeAnesthesiologyAnalgesicsAcupuncture AnalgesiaDouble-Blind MethodThiopentalSufentanilMonitoring, IntraoperativePrilocainePreanesthetic MedicationAmbulatory Surgical ProceduresDose-Response Relationship, DrugConscious SedationMepivacainePentobarbitalMeperidinePainLungAmidesPowdersHypnotics and SedativesCesarean SectionXylazineTime FactorsAnesthesia, Closed-CircuitXenonInjections, SpinalAnesthesia, CaudalLabor PainRespirationPostoperative Nausea and VomitingTetracaineIntubation, IntratrachealBronchial Provocation TestsEtomidateAnesthesia Department, HospitalProcaineAnesthesia and AnalgesiaBenzocaineCarbon DioxideAlfentanilLabor, ObstetricProspective StudiesHemodynamicsAsthmaMidazolamTramadolAtmosphere Exposure ChambersCarticaine