Corneal TransplantationCicatrixIntestinal PerforationEye BanksEsophageal PerforationDescemet Stripping Endothelial KeratoplastyFetal Tissue TransplantationCicatrix, HypertrophicTissue DonorsEpikeratophakiaBrain Tissue TransplantationCorneaTissue PreservationTympanic Membrane PerforationCorneal DiseasesUterine PerforationWound HealingEndothelium, CornealPeptic Ulcer PerforationGraft SurvivalCorneal PerforationKeloidBlood DonorsGraft RejectionTransplantation, HomologousLiving DonorsTransplantation, HeterologousKeratotomy, RadialGranulation TissueRupture, SpontaneousPneumoperitoneumStomach RuptureIleal DiseasesMyocardial InfarctionTreatment OutcomeTissue AdhesionsColonic DiseasesCollagenFibroblastsFibrosisFiltering SurgeryMyocardiumGloves, SurgicalHeart InjuriesIatrogenic DiseaseTime FactorsPostoperative ComplicationsNerve RegenerationNasal Septal PerforationSkinNasal SeptumKeratan SulfateRegenerationMagnetic Resonance ImagingCorneal StromaForeign BodiesTomography, Emission-Computed, Single-PhotonWounds, PenetratingJejunal DiseasesSpinal Cord InjuriesDilatationContrast MediaRuptureCardiac Pacing, ArtificialForeign-Body MigrationDiverticulitisImmunohistochemistryDisease Models, AnimalOrganotechnetium CompoundsColon, SigmoidRabbitsFollow-Up Studies