Marques, H, E Ferreira, A Oliveira, G Proença, M Marques, P Teixeira, E Vieira, and F Viseu. 1995. “Primary Lymphomas of the Brain Not Related to Immunodeficiency”. Acta Médica Portuguesa 8 (3). Lisbon, Portugal:151-6. https://doi.org/10.20344/amp.2681.