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Determination of damage threshold. (A–C) Viability/cytotoxicity-stained RPE cells 7 hours after laser treatment at 30%, 40%, and 100% energy setting in rabbits. (D–F) Histology of retina and RPE 1 day after laser treatment at 30%, 50%, and 100% energy. (G–I) Scanning electron microscopy of RPE 1 day after laser treatment at 30%, 50%, and 100%.
