Intraocular dissemination or de novo disease? Distinguishing primary vitreoretinal lymphoma from secondary lymphoma. - Barros, Guilherme Feltrin De; Grane, Natalia Vila; Almeida, Eduardo Lobo da Rosa de; Coblentz, Jacqueline; Chen, John; Burnier, Miguel Noel (Pan-American Journal of Ophthalmology, 2026)