Croxatto, J. Oscar, Ricard Negroni, and Gabriela Volpe. “60 Year Old Man With Ulcerated Lesions of the Right Eyelid”. Digital Journal of Ophthalmology 2, no. 4 (October 2, 2023). Accessed May 1, 2026. https://djo.harvard.edu/index.php/djo/article/view/737.