Acupuncture TherapyAcupunctureAcupuncture PointsAnalgesiaAcupuncture AnalgesiaAnalgesia, EpiduralAnalgesia, ObstetricalAcupuncture, EarAnalgesia, Patient-ControlledAnalgesics, OpioidElectroacupunctureMoxibustionPain MeasurementMeridiansPain, PostoperativeMorphinePain ManagementBupivacaineAnesthetics, LocalPainAnalgesicsFentanylPlacebo EffectAnesthesia, EpiduralMeperidineNeedlesMedicine, Chinese TraditionalLabor PainSufentanilTreatment OutcomeNerve BlockQiIntegrative MedicineDouble-Blind MethodInjections, SpinalLabor, ObstetricPostoperative Nausea and VomitingAnesthesia, ObstetricalSingle-Blind MethodAnalgesics, Non-NarcoticPain ThresholdAmidesRandomized Controlled Trials as TopicAnesthesia, SpinalTramadolNaloxoneResearch DesignCesarean SectionBell PalsyPlacebosInterpleural AnalgesiaTranscutaneous Electric Nerve StimulationReceptors, Opioid, muPatient SatisfactionComplementary TherapiesNocturnal EnuresisPruritusDrug TolerancePregnancyNalbuphineLow Back PainAnesthesia, GeneralConscious SedationKetorolacColicPain PerceptionLabor Stage, FirstNauseaPrilocaineHydromorphoneProspective StudiesLidocaineClinical ProtocolsAnesthesia, CaudalDiagnostic Techniques, NeurologicalTime FactorsClonidineAnesthesia and AnalgesiaAcupressureKetamineHypnotics and SedativesDrugs, Chinese HerbalFemoral NerveVomitingHypnosis, AnestheticReceptors, OpioidPirinitramideButorphanolChronic PainAlfentanilChronic DiseaseNarcotic AntagonistsTennis ElbowAnesthetics, CombinedHistory, Modern 1601-Anesthesia, ConductionMassageThoracotomySensationOpioid Peptides