Notophthalmus viridescensSalamandridaeExtremitiesAmputationRegenerationAmputation StumpsAmputation, TraumaticAmputeesArtificial LimbsLower ExtremityAmbystoma mexicanumPhantom LimbTriturusDiabetic FootLegForelimbLimb SalvageAmbystomaGangreneTurbellariaLimb BudsAnimal FinsLeg InjuriesPlanariansIschemiaTailUrodelaPeripheral Vascular DiseasesBlast InjuriesNotophthalmusToesArm InjuriesAmniotic Band SyndromeWound HealingFoot UlcerDependent AmbulationVascular Surgical ProceduresPleurodelesLeg UlcerLimb Deformities, CongenitalArmArterial Occlusive DiseasesFloxacillinIn Situ HybridizationReoperationWilms TumorNerve TissueRetrospective Studies