Cardoso, Joaquim, Pereira de Moura, Pedro Figueiredo, José Ávila, Mário Rui, and José J. Moura. 2000. “Gastric Metastasis - Report of Two Cases”. Internal Medicine 7 (1). Lisboa, Portugal:24-27. https://revista.spmi.pt/index.php/rpmi/article/view/1964.