Abdominal PainPainChronic PainPain ManagementAbdomen, AcutePain ThresholdPain, PostoperativePain MeasurementBack PainPain, IntractableLow Back PainTomography, X-Ray ComputedNeck PainVentricular Function, LeftPelvic PainPain PerceptionAcute PainAppendicitisTreatment OutcomeFunctional LateralityFacial PainVentricular Dysfunction, LeftIrritable Bowel SyndromePain, ReferredGastrointestinal DiseasesFacial AsymmetryNodal ProteinLeft-Right Determination FactorsConstipationTorsion AbnormalityIleal DiseasesEpithalamusAbdomenShoulder PainHypertrophy, Left VentricularRetrospective StudiesFollow-Up StudiesChronic DiseaseMusculoskeletal PainTime FactorsColonic Diseases, FunctionalProspective StudiesMandibleSitus InversusFatal OutcomeIntestinal ObstructionRadiography, AbdominalMagnetic Resonance ImagingColitis, IschemicLaparoscopyAnalgesicsPancreatitisIntestinal PerforationVisceral PainDextrocardiaDominance, CerebralFood TechnologyPortraits as TopicMandibular CondyleCecal DiseasesRupture, SpontaneousIntussusceptionJejunal DiseasesAtrial Function, LeftPerceptual DisordersHeart VentriclesColonic DiseasesCadaverBody PatterningAcute DiseaseEchocardiographyLaparotomyNeuralgiaAnalgesics, OpioidNociceptive PainPancreatitis, ChronicRecurrenceVomitingFlatulenceDiarrheaSyndromeAppendectomySeverity of Illness IndexHemoperitoneumAppendixEndoscopy, Digestive SystemDouble-Blind MethodAnalysis of VarianceMesenteric Vascular OcclusionPelvisHyperalgesiaPyriform SinusColicReproducibility of ResultsHeartNeckQuestionnairesRetroperitoneal SpaceDiagnostic ErrorsDiverticulitis