Pain ThresholdToothachePainPain PerceptionPain MeasurementSensory ThresholdsMouthwashesOral HealthTranscutaneous Electric Nerve StimulationStomatitisDental Health SurveysSensitivity and SpecificityPain ManagementMouth DiseasesHyperalgesiaMouth MucosaChronic PainThermosensingSalicylatesPain, ReferredPain, PostoperativeAnalgesicsEar, ExternalDental CariesNociceptorsAnalgesiaDental Pulp TestHot TemperatureFibromyalgiaFacial PainLow Back PainPressurePhysical StimulationNeck PainAcupuncture PointsAcupuncture AnalgesiaWristBack PainHypesthesiaSensationMyofascial Pain SyndromesAnalgesics, OpioidNociceptive PainNeuralgiaAbdominal PainAnalgesics, Non-NarcoticDifferential ThresholdPain, IntractableAuditory ThresholdElectric Stimulation TherapyPelvic PainHyperesthesiaTime FactorsAcupuncture TherapyElectric StimulationSomatosensory DisordersDouble-Blind MethodElectroacupunctureCold TemperatureAnalysis of Variancebeta-EndorphinIrritable Bowel SyndromeAcute PainMorphineTemporomandibular Joint Dysfunction SyndromeRadial NerveVibrationSkin TemperatureReproducibility of ResultsLidocaineWhiplash InjuriesMigraine DisordersAnesthetics, LocalCross-Over StudiesChronic DiseaseShoulder PainContrast SensitivityMusculoskeletal PainSkin Physiological PhenomenaTouchEvoked Potentials, SomatosensoryRats, Sprague-DawleyPerceptionDose-Response Relationship, DrugSkinSpinal CordNAV1.7 Voltage-Gated Sodium ChannelBehavior, AnimalProspective StudiesPreanesthetic MedicationSensation DisordersLasersNAV1.8 Voltage-Gated Sodium ChannelInjections, SpinalTreatment OutcomeThoracic WallQuestionnairesDiabetic NeuropathiesAcetaminophenReaction Time