Safety-net ProvidersMicrosurgeryProctoscopyAdenoma, VillousLaser TherapySpisulaLasers, GasNatural Orifice Endoscopic SurgeryNeoplasmsAnal CanalRectal NeoplasmsAndrologyNeurosurgeryVasovasostomyNeurosurgical ProceduresOrgan Sparing TreatmentsSurgery, Computer-AssistedRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsPituitary IrradiationLasersEarly Detection of CancerSurgical InstrumentsLaryngoscopyNeuroma, AcousticBreast NeoplasmsLung NeoplasmsGene Expression Regulation, NeoplasticProstatic NeoplasmsReplantationParticle AcceleratorsFallopian Tube DiseasesOvarian NeoplasmsRetrospective StudiesReconstructive Surgical ProceduresTreatment OutcomeAdenomaNeurilemmomaSurgical FlapsCell Line, TumorMeningioma