Migraine DisordersHeadacheTension-Type HeadacheTryptaminesAspirinHeadache DisordersCluster HeadacheVascular HeadachesHeadache Disorders, SecondaryMigraine without AuraAnti-Inflammatory Agents, Non-SteroidalPlatelet Aggregation InhibitorsRelief WorkAnalgesicsSpinal PunctureMigraine with AuraTreatment OutcomeBlood Patch, EpiduralPain MeasurementNeurologySumatriptanTrigeminal Autonomic CephalalgiasDouble-Blind MethodDura Mater