Corneal UlcerEye BurnsBurns, ChemicalXerophthalmiaKeratitis, DendriticEye Infections, BacterialSodium HydroxideCorneaEye Infections, FungalCorneal PerforationAlkaliesOintmentsKeratitisEye InjuriesMicrobial CollagenaseAdministration, TopicalBlindnessUlcerRabbitsSkin UlcerVaricose UlcerStomach UlcerOral UlcerLeg UlcerFoot UlcerDuodenal UlcerStomatitis, AphthousDiabetic FootPeptic Ulcer