AnalgesiaAnalgesia, EpiduralAnesthesia, GeneralAnesthesiaAnalgesia, ObstetricalAnesthesia, LocalAnesthesia, EpiduralAnesthesia, SpinalAnalgesia, Patient-ControlledAnesthesia, ConductionAnesthesia, InhalationAnesthesia, IntravenousAnesthesia, ObstetricalAnalgesics, OpioidPain, PostoperativeAnesthetics, LocalBupivacaineAnesthesia Recovery PeriodFentanylAnesthesia, DentalPain MeasurementMorphineAdjuvants, AnesthesiaNerve BlockAnesthetics, IntravenousPropofolAnesthetics, InhalationAnesthetics, CombinedAcupuncture AnalgesiaAnalgesicsLidocaineNitrous OxideSufentanilMethyl EthersAnesthesiologyIsofluraneMeperidinePainKetamineAnesthesia, CaudalMonitoring, IntraoperativeAnestheticsCesarean SectionLabor PainConscious SedationInjections, SpinalDouble-Blind MethodAmbulatory Surgical ProceduresPreanesthetic MedicationHalothanePostoperative Nausea and VomitingAmidesAnesthesia and AnalgesiaLabor, ObstetricAnesthetics, DissociativeTramadolHypnotics and SedativesAlfentanilAnesthesia, Closed-CircuitMepivacaineAnalgesics, Non-NarcoticAnesthetics, GeneralThiopentalPrilocaineProspective StudiesPregnancyAnesthesia Department, HospitalXylazinePentobarbitalIntraoperative ComplicationsNaloxoneIntubation, IntratrachealTreatment OutcomeIntraoperative PeriodEnfluranePain ThresholdKetorolacPiperidinesFemoral NerveTime FactorsClonidinePostoperative ComplicationsInterpleural AnalgesiaBrachial PlexusMidazolamDrug ToleranceAnesthesia, IntratrachealDose-Response Relationship, DrugReceptors, Opioid, muLabor Stage, FirstDexmedetomidinePirinitramideTomography, X-Ray ComputedPostoperative CareHydromorphonePain ManagementFatal OutcomeButorphanolThoracotomyElectroencephalography