MicrosurgeryProctoscopyAdenoma, VillousLaser TherapyResearchSpisulaLasers, GasNatural Orifice Endoscopic SurgeryAnal CanalAndrologyNeurosurgeryVasovasostomyNeurosurgical ProceduresRectal NeoplasmsOrgan Sparing TreatmentsSurgery, Computer-AssistedAmputation, TraumaticRadiosurgeryLaryngeal NeoplasmsPituitary IrradiationLasersSurgical InstrumentsLaryngoscopyNeuroma, AcousticReplantationResearch Support as TopicFallopian Tube DiseasesParticle AcceleratorsReconstructive Surgical ProceduresNeurilemmomaSurgical FlapsResearch DesignMeningiomaEthics, ResearchEquipment DesignResearch PersonnelTreatment OutcomeAdenomaSpinal Cord Neoplasms