Corneal DiseasesNostrumsCorneaKeratitisKeratitis, HerpeticKeratitis, DendriticCorneal UlcerEye Infections, BacterialEpithelium, CornealCorneal TransplantationGraft SurvivalKeratoconusCorneal StromaKeratoplasty, PenetratingCorneal Dystrophies, HereditaryTearsMedicine, African TraditionalAcanthamoeba KeratitisBlindnessCorneal NeovascularizationEndothelium, CornealContact LensesHerpesvirus 1, HumanGraft Occlusion, VascularConjunctivaPseudomonas InfectionsVisual AcuityBlood Vessel ProsthesisRabbitsMice, Inbred C57BLMice, Inbred BALB CPolytetrafluoroethyleneVascular PatencyPolyethylene TerephthalatesSaphenous VeinKidney TransplantationBlood Vessel Prosthesis ImplantationPrimary Graft DysfunctionVeinsLiver TransplantationTreatment OutcomeTransplantsCoronary Artery BypassReoperationTime FactorsAnastomosis, SurgicalPostoperative Complications