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Lubka Naycheva, Andreas Schatz, Tobias Röck, Gabriel Willmann, André Messias, Karl Ulrich Bartz-Schmidt, Eberhart Zrenner, Florian Gekeler. "Phosphene Thresholds Elicited by Transcorneal Electrical Stimulation in Healthy Subjects and Patients with Retinal Diseases." Investigative Ophthalmology and Visual Science 53.12 (2012) 7440