Póvoa, Antonia, 		Furtado, Antónia, 		Soares, Carlos, 		Vasconcelos, Eduardo, 		Nogueira, Rosete, 		Gandra, Lurdes, AND 		Maciel, Jorge.
" Melanoma of the small bowel: primary or metastatic? a clinical case" <em>Revista Portuguesa de Cirurgia</em> [Online],  Number 6 (27 September 2008)