Callao, V. y Ramos, A. (1966) «Epidemiology of urinary infections due to Gram-negative germs in Granada», Ars Pharmaceutica (Internet), 7(3-4), pp. 131–136. Disponible en: https://revistaseug.ugr.es/index.php/ars/article/view/7623 (Accedido: 19 mayo 2024).