Pain MeasurementPainEndometriosisPelvic PainEndometriumChronic PainPeritoneal DiseasesDysmenorrheaPain ManagementOvarian DiseasesPain ThresholdPain, PostoperativeInfertility, FemaleAbdominal PainLow Back PainBack PainAscitic FluidUterine DiseasesNeck PainPain, IntractableDanazolRectal DiseasesLaparoscopyDyspareuniaMenstrual CyclePain PerceptionFacial PainUreteral DiseasesAcute PainPain, ReferredReproducibility of ResultsSigmoid DiseasesBrain Waves